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            <title>tiaWiki</title>
            <link>https://dras.hu/wiki/</link>
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        <item>
            <title>tudasbazis:linux:monitorozas</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/monitorozas?rev=1424282953&amp;do=diff</link>
            <description>Monitorozás

	*  &lt;http://www.thegeekstuff.com/2011/12/linux-performance-monitoring-tools/&gt;


Top 25 Best Linux Performance Monitoring and Debugging Tools
by RAMESH NATARAJAN on DECEMBER 7, 2011
 

I’ve compiled 25 performance monitoring and debugging tools that will be helpful when you are working on Linux environment. This list is not comprehensive or authoritative by any means.

However this list has enough tools for you to play around and pick the one that is suitable your specific debugging …</description>
        <category>kivonatolas_alatt</category>
            <pubDate>Wed, 18 Feb 2015 19:09:13 +0200</pubDate>
        </item>
        <item>
            <title>wiki:syntax</title>
            <link>https://dras.hu/wiki/wiki/syntax?rev=1472123573&amp;do=diff</link>
            <description>Formatting Syntax

DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing</description>
        <category>wiki</category>
            <pubDate>Thu, 25 Aug 2016 13:12:53 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:vpn:openswan</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/vpn/openswan?rev=1442056134&amp;do=diff</link>
            <description>OpenSwan

	*  &lt;https://help.ubuntu.com/community/L2TPServer&gt;

Introduction



Overview

roadwarrior
roadwarriors192.168.2.0/24/24 (255.255.255.0)
192.168.0.0/24192.168.0.15



Gateway Configuration


apt-getaptitude

OpenSwan Setup

	*  Get root access on the appropriate machine and install the package through the provided mechansim for your operation system.</description>
        <category>vpn</category>
            <pubDate>Sat, 12 Sep 2015 13:08:54 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:vmware:teljesitmeny_optimalizalas</title>
            <link>https://dras.hu/wiki/tudasbazis/vmware/teljesitmeny_optimalizalas?rev=1424941295&amp;do=diff</link>
            <description>Teljesítmény optimalizálás

	*  &lt;http://artykul8.com/2012/06/vmware-performance-enhancing/&gt;
	*  &lt;http://www.petri.com/top-10-vmware-vsphere-performance-tips.htm&gt;
	*  &lt;http://www.vmware.com/pdf/ws7_performance.pdf&gt;

.VMXsettings.iniC:\ProgramData\VMware\VMware Workstation\C:\Documents and Settings\All Users\VMware\VMware Workstation\/Users/username/Library/Preferences/VMware Fusion/preferences/Users/username/Library/Preferences/VMware Fusion/config</description>
        <category>tudasbazis:vmware</category>
            <pubDate>Thu, 26 Feb 2015 10:01:35 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:drbd</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/drbd?rev=1431398208&amp;do=diff</link>
            <description>DRBD

&lt;http://www.sgenomics.org/~jtang/blog/posts/Experimenting_with_DRBD_for_data_replication_for_backup_purposes/&gt;



	*  DRBD &lt;http://www.drbd.org&gt; - I downloaded the centos srpms for v8.3.x and rebuilt them for scientificlinux.
	*  Scientificlinux 5.4 &lt;http://www.scientificlinux.org&gt;




#
# please have a a look at the example configuration file in
# /usr/share/doc/drbd83/drbd.conf
#

global {
    usage-count no;
}

common {
    syncer { 
        rate 33M;
        verify-alg sha1;
    }
}

r…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Tue, 12 May 2015 04:36:48 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:vmware:vmware-diskmanager</title>
            <link>https://dras.hu/wiki/tudasbazis/vmware/vmware-diskmanager?rev=1431399370&amp;do=diff</link>
            <description>vmware-diskmanager

	*  Repairing a virtual disk in Fusion 3.1 and Workstation 7.1 (1023856)
	*  Virtual Disk Manager User’s Guide (Virtual Disk Development Kit)
	*  Virtual Disk Manager User’s Guide (Virtual Disk Development Kit 1.2)
	*  &lt;http://superuser.com/questions/373600/merging-of-vmdk-files-to-single-vmdk-diskname-or-some-other-argument-is-missin&gt;

Virtuális képfájlok kezelésére. Letölthető a fenti VMWare-es 1023856 cikk csatolmányai közül.

Súgó

	*  Paraméterek: 

VMware Virtual Disk M…</description>
        <category>tudasbazis:vmware</category>
            <pubDate>Tue, 12 May 2015 04:56:10 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:vb6:locking</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/vb6/locking?rev=1415913150&amp;do=diff</link>
            <description>Locking

File

	*  &lt;http://visualbasic.happycodings.com/files-directories-drives/code48.html&gt;


Option Explicit

Public Enum eOpenType
    eOpenUpdate         'Open the file to update it
    eOpenRead           'Open the file to read it
    eOpenNone           'The file is already open
End Enum

'Example type
Public Type tUserDetails
    ID As Integer
    Name As String * 20
End Type


'Purpose     :  Locks a file to prevent other users opening or updating it.
'Inputs      :  sFilePathName      …</description>
        <category>tudasbazis:programozas:vb6</category>
            <pubDate>Thu, 13 Nov 2014 22:12:30 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mac:recovery_mode</title>
            <link>https://dras.hu/wiki/tudasbazis/mac/recovery_mode?rev=1421832189&amp;do=diff</link>
            <description>Recovery mode

	*  &lt;http://www.macissues.com/2014/03/21/how-to-access-recovery-mode-in-os-x/&gt;

How to access Recovery Mode in OS X

OS

OS

DVD installation

OS

	*  Insert your recovery DVD and reboot the system
	*  Hold the  key when your system sounds the boot chimes

OS

Local Recovery

OSOSOS

	*  Reboot your Mac
	*  Hold the</description>
        <category>tudasbazis:mac</category>
            <pubDate>Wed, 21 Jan 2015 10:23:09 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:android:rootolas:htc_desire-s</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/android/rootolas/htc_desire-s?rev=1542194493&amp;do=diff</link>
            <description>HTC Desire S Rootolása

BEST!!!

	*  &lt;http://forum.xda-developers.com/showthread.php?t=1318919&gt;
	*  RUU_Saga_HTC_Europe_1.28.401.1_Radio_20.28b.30.0805U_38.03.02.11_M_release_177977_signed.exe

	*  &lt;http://www.androidruu.com/index.php?developer=Saga&gt;
	*  &lt;http://forum.xda-developers.com/showthread.php?t=1146601&gt;
	*  &lt;http://cmw.cmfs.me/saga/&gt;
	*  &lt;http://forum.xda-developers.com/showthread.php?t=1146601&gt;

Előfeltételek

	*  HTC-s FastBoot kikapcsolása
	*  USB Debug üzemmód bekapcsolása
	*  HTC D…</description>
        <category>tudasbazis:mobil:android:rootolas</category>
            <pubDate>Wed, 14 Nov 2018 12:21:33 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:ups</title>
            <link>https://dras.hu/wiki/tudasbazis/ups?rev=1608518030&amp;do=diff</link>
            <description>UPS

	*  [https://www.muszeroldal.hu/assistance/fogalomtar.pdf]

Jelalakok

	*  &lt;https://www.quora.com/Is-a-200W-power-inverter-a-pure-sine-wave-inverter&gt;



Négyszögjel

	*  „Square wave”

Lépcsős színusz

	*  „Stepped Sine wave”
	*  „Stepped approximation to a sinewave” = „Lépésenkénti közelítés egy szinuszhullámhoz”
APC Back-UPSAPC Easy-UPSEasy
Tiszta színusz</description>
        <category>tudasbazis</category>
            <pubDate>Mon, 21 Dec 2020 03:33:50 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:ntopng</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/ntopng?rev=1472767020&amp;do=diff</link>
            <description>ntopng

	*  &lt;http://packages.ntop.org/apt-stable/&gt;
	*  &lt;http://blog.webernetz.net/2016/02/09/ntopng-installation/&gt;
	*  &lt;http://idroot.net/linux/install-ntopng-ubuntu-16-04/&gt;

	*  Forrás hozzáadása (Wheezy-n): 

wget http://apt-stable.ntop.org/wheezy/all/apt-ntop-stable.deb
dpkg -i apt-ntop-stable.deb
grep -q &quot;wheezy-backports&quot; /etc/apt/sources.list || echo &quot;deb http://ftp.debian.org/debian wheezy-backports main&quot; &gt;&gt; /etc/apt/sources.list

apt-get clean all
apt-get update</description>
        <category>tudasbazis:linux</category>
            <pubDate>Thu, 01 Sep 2016 23:57:00 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:jatek:minecraft:pluginek_modok:coreprotect</title>
            <link>https://dras.hu/wiki/tudasbazis/jatek/minecraft/pluginek_modok/coreprotect?rev=1431399944&amp;do=diff</link>
            <description>Core Protect

	*  &lt;http://dev.bukkit.org/bukkit-plugins/coreprotect/&gt;
	*  &lt;http://dev.bukkit.org/bukkit-plugins/coreprotect-web-interface/&gt;
	*  &lt;http://minerealm.com/community/viewtopic.php?f=32&amp;t=6781&gt;

Quick Command Overview

You can access the commands using either /coreprotect, /core, or /co.

	*  /co help - Display a list of commands
	*  /co inspect - Toggle the inspector
	*  /co rollback &lt;params&gt; - Rollback block data</description>
        <category>tudasbazis:jatek:minecraft:pluginek_modok</category>
            <pubDate>Tue, 12 May 2015 05:05:44 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:lvm</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/lvm?rev=1588474325&amp;do=diff</link>
            <description>LVM

Stripe-olt Logical Volume

&lt;http://tldp.org/HOWTO/LVM-HOWTO/recipethreescsistripe.html&gt;

	*  Hozzuk létre a „volume group descriptor area”-t (VGDA) a használni kívánt köteteken:

sudo pvcreate /dev/md0
sudo pvcreate /dev/md1


	*  Ezekkel hozzunk létre egy volume groupot:

sudo vgcreate &quot;my_group&quot; /dev/md0 /dev/md1</description>
        <category>tudasbazis:linux</category>
            <pubDate>Sun, 03 May 2020 04:52:05 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:bash:read</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/bash/read?rev=1601211894&amp;do=diff</link>
            <description>read


read [-ers] [-a aname] [-d delim] [-i text] [-n nchars] [-N nchars] [-p prompt] [-t timeout] [-u fd] [name ...]



 -a aname       The words are assigned to sequential indices of the array variable aname, starting at 0.  aname is unset before any new values are assigned.  Other name arguments are ignored.</description>
        <category>tudasbazis:linux:bash</category>
            <pubDate>Sun, 27 Sep 2020 15:04:54 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:ffmpeg</title>
            <link>https://dras.hu/wiki/tudasbazis/ffmpeg?rev=1476819106&amp;do=diff</link>
            <description>ffmpeg

Letöltés

	*  &lt;https://www.ffmpeg.org/download.html&gt;
	*  &lt;http://ffmpeg.zeranoe.com/builds/&gt;

Paraméterezés

	*  &lt;http://askubuntu.com/questions/265176/how-to-convert-a-video-from-mp4-flv-to-mpeg-mpg&gt;
	*  &lt;https://trac.ffmpeg.org/wiki/Encode/H.264&gt;

Forrás átkódolásának kihagyása (csak másolás)


-vcodec copy
-acodec copy


Elforgatás

	*  &lt;http://stackoverflow.com/a/9570992/1108919&gt;


# -vf filter_graph    set video filters
# transpose AVOptions:
#   dir               &lt;int&gt;        ..FV.…</description>
        <category>tudasbazis</category>
            <pubDate>Tue, 18 Oct 2016 21:31:46 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:promo</title>
            <link>https://dras.hu/wiki/tudasbazis/promo?rev=1700685605&amp;do=diff</link>
            <description>Promó/kupon

Bank
 Név  Kód / Link  Megjegyzés  Blockchain Exchange  andrastim (link)   Curve  N9K8OMYN (link, link2)  „We'll send your Curve card for free. When you make your first purchase using your Curve card, you’ll instantly get £5!”  CurrencyFair</description>
        <category>tudasbazis</category>
            <pubDate>Wed, 22 Nov 2023 21:40:05 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:interferenciak</title>
            <link>https://dras.hu/wiki/tudasbazis/interferenciak?rev=1596152632&amp;do=diff</link>
            <description>Interferenciák

2.4 GHz

Napjainkban a Wifi, a Bluetooth/BLE és a Zigbee protokol is a 2.4 GHz-es tartományt használja. Erről mesél a következő 3 ábra:

	*  &lt;https://www.researchgate.net/figure/BR-EDR-BLE-IEEE-802154-and-IEEE-80211-sharing-24-GHz-frequency-band_fig14_328843842&gt; 


	*  (a) BR/EDR (Bluetooth Basic Rate / Enhanced Data Rate)
	*  (b) BLE (Bluetooth Low Energy)</description>
        <category>tudasbazis</category>
            <pubDate>Fri, 31 Jul 2020 01:43:52 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:android:rootolas:oneplus_7t_pro</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/android/rootolas/oneplus_7t_pro?rev=1594652383&amp;do=diff</link>
            <description>OnePlus 7T Pro

	*  &lt;https://www.androidcentral.com/how-root-your-oneplus-phone&gt;
	*  &lt;https://forum.xda-developers.com/7t-pro/how-to/10-0-3-patched-boot-image-oneplus-7t-pro-t3986351&gt;
	*  &lt;https://github.com/topjohnwu/Magisk/releases/tag/v20.2&gt;
	*  &lt;https://github.com/topjohnwu/Magisk/releases/tag/manager-v7.5.0&gt;
	*  &lt;https://www.xda-developers.com/oneplus-7t-pro-development-update-unbrick-tool-magisk-installer-custom-kernels/&gt;

Bootloader unlock

	*  Fejlesztői lehetőségek
		*  „OEM unlocking” …</description>
        <category>tudasbazis:mobil:android:rootolas</category>
            <pubDate>Mon, 13 Jul 2020 16:59:43 +0200</pubDate>
        </item>
        <item>
            <title>wiki:dokuwiki</title>
            <link>https://dras.hu/wiki/wiki/dokuwiki?rev=1452148521&amp;do=diff</link>
            <description>DokuWiki

wiki:dokuwiki DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database. It is loved by users for its clean and readable syntax. The ease of maintenance, backup and integration makes it an administrator's favorite. Built in</description>
        <category>wiki</category>
            <pubDate>Thu, 07 Jan 2016 07:35:21 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:hardware:memoria</title>
            <link>https://dras.hu/wiki/tudasbazis/hardware/memoria?rev=1627488622&amp;do=diff</link>
            <description>Memória

	*  &lt;http://www.tomshardware.co.uk/answers/id-1722287/ram-1333-1600-cl8-cl9-cl11.html#11088286&gt;

CL:



1333vs1600:




Időzítés

	*  &lt;https://www.masterslair.com/memory-ram-timings-latency-cas-ras-tcl-trcd-trp-tras&gt;

Multi-channel (Interleaved mód, rank)

	*  &lt;https://en.wikipedia.org/wiki/Multi-channel_memory_architecture&gt;
	*  &lt;http://www.computermemoryupgrade.net/maximum-standard-memory-slots.html&gt;

A multi-channel memóriakezelés lényege, hogy a memória modulok nem csak „egymás után …</description>
        <category>tudasbazis:hardware</category>
            <pubDate>Wed, 28 Jul 2021 18:10:22 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:unifi:secure_gateway</title>
            <link>https://dras.hu/wiki/tudasbazis/unifi/secure_gateway?rev=1616666602&amp;do=diff</link>
            <description>Secure Gateway

Parancssor

	*  QoS: &lt;https://help.ubnt.com/hc/en-us/articles/216787288-EdgeRouter-Quality-of-Service-QoS&gt;-
	*  QoS VoIP-hez: &lt;https://help.ubnt.com/hc/en-us/articles/205198380-EdgeRouter-Quality-of-Service-for-Voice-Over-IP-QoS-for-VoIP&gt;-
	*  config.gateway.json: &lt;https://help.ubnt.com/hc/en-us/articles/215458888-UniFi-How-to-further-customize-USG-configuration-with-config-gateway-json&gt;
configure
DNS Forwarder

	*  &lt;https://robpickering.com/working-around-incomplete-ubiquiti-uni…</description>
        <category>tudasbazis:unifi</category>
            <pubDate>Thu, 25 Mar 2021 11:03:22 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:noip</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/noip?rev=1473972579&amp;do=diff</link>
            <description>NoIP

Telepítés

	*  Program fájl telepítése: 



	*  Indító script telepítése (/etc/init.d/noip2): 

#!/bin/bash

### BEGIN INIT INFO
# Provides:          noip2
# Required-Start:
# Required-Stop:
# Should-Start:      $network $syslog
# Should-Stop:       $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start and stop noip2
# Description:       noip2 manages dyn dns
### END INIT INFO

. /lib/lsb/init-functions

set -euf -o pipefail

NOIP_BIN='/usr/loc…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Thu, 15 Sep 2016 22:49:39 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:roundcube</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/roundcube?rev=1422289001&amp;do=diff</link>
            <description>RoundCube

Plugin kezelés

	*  &lt;http://plugins.roundcube.net/&gt;

A pluginek jelenleg eléggé mostohán vannak kezelve, valami gyárilag szállítva van a Complete csomaggal, van amit Composer-rel kell telepíteni, és vannak a régebbiek, amiket oda kell másolni.

Mivel a Composer</description>
        <category>tudasbazis:linux</category>
            <pubDate>Mon, 26 Jan 2015 17:16:41 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:ldap</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/ldap?rev=1437513417&amp;do=diff</link>
            <description>LDAP

	*  &lt;http://www.tldp.org/HOWTO/LDAP-HOWTO/authentication.html&gt;

6.2. Authentication using LDAP



„”„”

RFCURL&lt;http://asg.web.cmu.edu/sasl/sasl-library.html&gt;

&lt;http://www.padl.com/OSS/pam_ldap.html&gt;

Bejeletnezés

	*  &lt;https://tools.ietf.org/html/rfc3112#section-5&gt;
	*  &lt;http://stackoverflow.com/questions/4066265/ldap-how-to-check-a-username-password-combination&gt;
	*  &lt;http://stackoverflow.com/questions/16168293/how-to-do-password-authentication-for-a-user-using-ldap&gt;
	*  &lt;http://php.net/man…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Tue, 21 Jul 2015 23:16:57 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:grub</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/grub?rev=1423078119&amp;do=diff</link>
            <description>Grub

root vs real_root - A real_root használja az initramfs-t az eszközök inicializálásához


title Gentoo Linux
root (hd0,1)
kernel /boot/kernel-genkernel-x86-2.6.24-gentoo-r5 root=/dev/ram0 init=/linuxrc ramdisk=8192 real_root=/dev/mapper/nvidia_abiccada4 dodmraid video=vesafb:ywrap,pmipal,1280x1024-16@60
initrd /boot/initramfs-genkernel-x86-2.6.24-gentoo-r5</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 04 Feb 2015 20:28:39 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:okos_otthon</title>
            <link>https://dras.hu/wiki/tudasbazis/okos_otthon?rev=1583513311&amp;do=diff</link>
            <description>Okos otthon

	*  &lt;https://www.vesternet.com/pages/using-z-wave-for-multi-zone-heating-control&gt;
	*  &lt;https://efergy.com/&gt;
	*  &lt;https://loopenergysaver.com/product/dual-fuel/lifetime&gt;
	*  &lt;https://legrand.hu/termekek/eliot&gt;
	*  &lt;https://en.robbshop.nl/other/energy-monitoring#&gt;
	*  &lt;https://www.domoticalia.es/en/consumption-meters/974-qubino-smart-meter-trifasico-medidor-de-consumo-electrico-z-wave-plus-para-carril-din-3830062070683.html&gt;
	*  &lt;https://www.amazon.de/gp/product/B07G7GYTFZ?ref=em_1p_6…</description>
        <category>tudasbazis</category>
            <pubDate>Fri, 06 Mar 2020 17:48:31 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:java</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/java?rev=1496834803&amp;do=diff</link>
            <description>Java

Alap security beállítások átállítása

	*  &lt;http://www.djoey.net/2013/06/set-java-security-level-system-wide.html&gt;



	*  Create the following directory path C:\Windows\sun\java\deployment.
	*  Create a file called 'deployment.config' in this directory and open with Notepad.Copy the two lines below. 

deployment.system.config = file\:\\C\:\\WINDOWS\\Sun\\Java\\Deployment\\deployment.properties
deployment.system.config.mandatory = true</description>
        <category>tudasbazis:windows</category>
            <pubDate>Wed, 07 Jun 2017 13:26:43 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:verziokezeles:git</title>
            <link>https://dras.hu/wiki/tudasbazis/verziokezeles/git?rev=1655869457&amp;do=diff</link>
            <description>Git

	*  &lt;http://gitready.com/advanced/2009/02/10/squashing-commits-with-rebase.html&gt;

Új, független ág létrehozása

	*  &lt;http://book.git-scm.com/5_creating_new_empty_branches.html&gt;


git symbolic-ref HEAD 'refs/heads/newbranch'

rm '.git/index'

git clean -fdx 

git commit --allow-empty -m 'Initial commit'


Minden változás lekérése a remote-okról


git fetch --all --prune --tags</description>
        <category>tudasbazis:verziokezeles</category>
            <pubDate>Wed, 22 Jun 2022 05:44:17 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:python:teljesitmeny_teszt</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/python/teljesitmeny_teszt?rev=1444735971&amp;do=diff</link>
            <description>Teljesítmény teszt

	*  &lt;http://stackoverflow.com/questions/24791251/install-pyyaml-using-pip-add-pyyaml-as-pip-dependency/24791419#24791419&gt;
	*  &lt;http://www.huyng.com/posts/python-performance-analysis/&gt;
	*  &lt;https://docs.python.org/3.4/library/tracemalloc.html&gt;

Futás idő

	*  Függőségek telepítése: 

pip install line_profiler


	*  Dekoráljuk meg a tesztelendő függvényeket @profile dekorátorral
	*  Indítsuk el speciálisan: 

kernprof -l script_to_profile.py</description>
        <category>tudasbazis:programozas:python</category>
            <pubDate>Tue, 13 Oct 2015 13:32:51 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:penz:bitcoin</title>
            <link>https://dras.hu/wiki/tudasbazis/penz/bitcoin?rev=1497618137&amp;do=diff</link>
            <description>BitCoin

	*  Blockchain.info
	*  BTC Guild
	*  Trade - Bitcoin
	*  Magyar Bitcoin Váltó
	*  BitVisitor - Earn FREE BITCOINS for visiting websites!
	*  bitcx.biz
	*  BTC-E
	*  LocalBitcoins.com
	*  &lt;https://github.com/Kiv/poclbm&gt;

Ingyen bitcoin

	*  CoinAd - Free Bitcoins
	*  CoinTube.TV - Free Bitcoins for Watching TV!
	*  How can I create a recovery partition...: Apple Support Communities
	*  CoinBox.me - The best way to do bitcoin micro transactions.
	*  Home - GreenCoins.org | Free green bit…</description>
        <category>tudasbazis:penz</category>
            <pubDate>Fri, 16 Jun 2017 15:02:17 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:hdparm</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/hdparm?rev=1423079510&amp;do=diff</link>
            <description>hdparm

	*  &lt;http://en.wikipedia.org/wiki/Hdparm&gt;
	*  &lt;http://prohardver.hu/tema/milyen_winchestert_vegyek_3/hsz_32468-32468.html&gt;
	*  &lt;https://sites.google.com/site/disablehddapm/&gt;

	*  Energiagazdálkodás kikapcsolása: 

hdparm -B 255 /dev/sda



	*  Display information of the hard drive: 

hdparm -I /dev/sda


	*  Turn on DMA for the first hard drive: 

hdparm -d1 /dev/sda


	*  Test device read performance of the first hard drive:</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 04 Feb 2015 20:51:50 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:screen</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/screen?rev=1424013305&amp;do=diff</link>
            <description>Screen

Beállítás

	*  &lt;https://snarfed.org/dotfiles/.screenrc&gt;
	*  &lt;https://github.com/ankurdave/dotfiles/blob/master/.screenrc&gt;

	*  ${HOME}/.screenrc: 

# No &quot;New screen...&quot; message at startup
startup_message off

# Set shell
shell /bin/zsh

# Longer scroll history
defscrollback 999999

hardstatus alwayslastline
hardstatus string '%{= kG}[ %{G}%H %{g}][%= %{= kw}%?%-Lw%?%{r}(%{W}%n*%f%t%?(%u)%?%{r})%{w}%?%+Lw%?%?%= %{g}][%{B} %d/%m %{W}%c %{g}]'
#hardstatus string '%{= mK}%-Lw%{= KW}%50&gt;%n%f*…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Sun, 15 Feb 2015 16:15:05 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:ussd_kodok</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/ussd_kodok?rev=1483452035&amp;do=diff</link>
            <description>USSD kódok

Samsung

	*  &lt;http://en.kioskea.net/faq/19551-samsung-corby-unable-to-use-new-sim-card&gt;
	*  &lt;http://www.fixya.com/support/t4819891-unlock_samsung_phone&gt;
 *#9999#  Software version  *#06#  IMEI number  *#0001#  Serial number  *#7465625#  Check the phone lock status  *7465625*638*Code#  Enables Network lock  *7465625*638*Code#  Disables Network lock  *7465625*782*Code#  Enables Subset lock</description>
        <category>tudasbazis:mobil</category>
            <pubDate>Tue, 03 Jan 2017 15:00:35 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mac:office</title>
            <link>https://dras.hu/wiki/tudasbazis/mac/office?rev=1579261375&amp;do=diff</link>
            <description>Office

Lassú program indítás

	*  &lt;https://answers.microsoft.com/en-us/msoffice/forum/msoffice_excel-mso_mac-mso_mac2016/excel-for-mac-opens-all-excel-files/aa648d63-e619-4869-94a0-ce541656ee68?page=1&gt;



	*   Quit all of your Office applications.
	*   Clear Office credential caches:
		*   Quit Office applications and open Finder &gt; Applications &gt; Utilities &gt; Keychain Access
		*  Remove the following:
			*  Microsoft office Identities Cache 2</description>
        <category>tudasbazis:mac</category>
            <pubDate>Fri, 17 Jan 2020 12:42:55 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:jatek:minecraft</title>
            <link>https://dras.hu/wiki/tudasbazis/jatek/minecraft?rev=1494924939&amp;do=diff</link>
            <description>Minecraft

	*  &lt;http://www.minecraftwiki.net/wiki/Crafting&gt;
	*  &lt;https://github.com/webbukkit/dynmap/wiki/Commands&gt;
	*  &lt;http://dev.bukkit.org/server-mods/worldedit/&gt;
	*  BuildCraft Part3-Oil and pump tutorial
	*  &lt;http://www.planetminecraft.com/blog/how-to-reduce-minecraft-lag-by-a-ton/&gt;
	*  &lt;http://dev.bukkit.org/bukkit-plugins/autorank/&gt;
	*  &lt;http://dev.bukkit.org/bukkit-plugins/bossbarstatus/&gt;
	*  &lt;http://ess.khhq.net/mc/&gt;
	*  &lt;https://dras.hu/mc-co/login.php&gt;
	*  &lt;http://cp.fragnet.net/Temp…</description>
        <category>tudasbazis:jatek</category>
            <pubDate>Tue, 16 May 2017 10:55:39 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:munin</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/munin?rev=1414103586&amp;do=diff</link>
            <description>Munin

Általános problémák

	*  Munin bind address beállítása az /etc/munin/munin-node.conf-ban:

# Which address to bind to;
#host *
host 127.0.0.1


Grafikon generálás oldalnyitáskor

Forrás: &lt;http://munin-monitoring.org/wiki/CgiHowto&gt;

	*  Függőségek telepítése:

apt-get install libapache2-mod-fastcgi libcgi-fast-perl</description>
        <category>munin</category>
            <pubDate>Fri, 24 Oct 2014 00:33:06 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:bandwidthd</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/bandwidthd?rev=1420702330&amp;do=diff</link>
            <description>bandwidthd

	*  Telepítés: 

apt-get install bandwidthd


	*  Config: 

####################################################
# Bandwidthd.conf
# 
# Commented out options are here to provide
# documentation and represent defaults

# Subnets to collect statistics on.  Traffic that 
# matches none of these subnets will be ignored.
# Syntax is either IP Subnet Mask or CIDR
#subnet 192.168.0.0/24

subnet 6.6.6.0/24


# Device to listen on
# Bandwidthd listens on the first device it detects
# by defau…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Thu, 08 Jan 2015 08:32:10 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:samba</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/samba?rev=1657071051&amp;do=diff</link>
            <description>Samba

	*  &lt;http://www.samba.org/samba/docs/man/manpages-3/&gt;
	*  &lt;http://raerek.blogspot.hu/search/label/samba?max-results=10000&gt;

Gyorsítás

	*  &lt;https://www.arm-blog.com/samba-finetuning-for-better-transfer-speeds/&gt;
	*  &lt;https://forums.unraid.net/topic/97165-smb-performance-tuning/&gt;

smbpasswd

Password file: /var/lib/samba/passdb.tdb

NTLMv2


raw NTLMv2 auth = yes

 CVE-2016-2111
Csomag aláírás


server signing = auto
client signing = auto


Változók

	*  &lt;http://www.samba.org/samba/docs/man…</description>
        <category>cifs</category>
            <pubDate>Wed, 06 Jul 2022 03:30:51 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:python:pysnmp</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/python/pysnmp?rev=1414609387&amp;do=diff</link>
            <description>PySNMP

AES támogatás

	*  &lt;http://sourceforge.net/p/pysnmp/mailman/message/27820538/&gt;
4.1.14a Ubuntu Raring

	*  Sourcelist ideiglenes átírása
	*  Szükséges csomagok frissítése: 

apt-get install python-pysnmp4=4.2.2-1 python-pyasn1=0.1.4-0ubuntu1



Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following package was automatically installed and is no longer required:
  python-support
Use 'apt-get autoremove' to remove them.
Suggested package…</description>
        <category>tudasbazis:programozas:python</category>
            <pubDate>Wed, 29 Oct 2014 20:03:07 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:biztonsag</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/biztonsag?rev=1610050800&amp;do=diff</link>
            <description>Biztonság

Tananyagok

	*  Programming Foundations: Secure Coding
	*  Developing Secure Software
	*  Learning Threat Modeling for Security Professional</description>
        <category>tudasbazis:programozas</category>
            <pubDate>Thu, 07 Jan 2021 21:20:00 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:okos_otthon:kutyuk</title>
            <link>https://dras.hu/wiki/tudasbazis/okos_otthon/kutyuk?rev=1631005572&amp;do=diff</link>
            <description>Beszerzett kütyük

Z-Wave
 Bolt  Gyártó (Termékcsalád)  Termék  Tulajdonságok  &lt;http://www.wireless-bolt.hu/46154-z-wave-me/666627-z-wave-me-zmeeuzb1-z-wave-usb-adapter-&gt;  Z-Wave.Me  ZMEEUZB1 Z-Wave USB adapter  
	*  Z-Wave JS 2 MQTT-n keresztül használva
	*  Z-Wave Plus
	*  500 Series Module
	*  6.5x Z-Library

 
 &lt;https://smarterhome.sk/en/zwave-pc-adapters/aeotec-z-stick-7-zwa010-c-1060.html&gt;  Aeotec  Z-Stick 7 USB adapter  
	*  Z-Wave JS 2 MQTT-n keresztül használva</description>
        <category>tudasbazis:okos_otthon</category>
            <pubDate>Tue, 07 Sep 2021 11:06:12 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mac:munin-node</title>
            <link>https://dras.hu/wiki/tudasbazis/mac/munin-node?rev=1632354179&amp;do=diff</link>
            <description>Munin - Node

	*  &lt;http://munin-monitoring.org/wiki/MuninInstallationDarwin&gt;

Telepítés

	*  Telepítsd fel a  MacPorts-ot és játszásdiból indítsd el a munin MacPorts-os telepítését, hogy legyen SVN kliens: 

port install munin +server


 Le lehet állítani pár másodperc múlva

	*  Telepítsd fel az  AppStore-ból az</description>
        <category>tudasbazis:mac</category>
            <pubDate>Thu, 23 Sep 2021 01:42:59 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:discard</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/discard?rev=1632359411&amp;do=diff</link>
            <description>discard (trim/unmap)

	*  &lt;https://wiki.archlinux.org/index.php/Solid_State_Drives#Trim_an_entire_device&gt;
	*  &lt;https://en.wikipedia.org/wiki/Trim_(computing)&gt;
	*  &lt;https://en.wikipedia.org/wiki/Wear_leveling&gt;

A legelső generációs SSD-ket leszámítva minden modern SSD támogatja a discard funkciót, amivel blokkokat lehet „üresnek” jelölni anélkül, hogy konkrétan kinulláznánk fizikailag.

Ennek két előnye van:</description>
        <category>tudasbazis:linux</category>
            <pubDate>Thu, 23 Sep 2021 03:10:11 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:bitlocker</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/bitlocker?rev=1471787359&amp;do=diff</link>
            <description>BitLocker

Kinyitott meghajtó visszazárása (környezeti menü)

	*  &lt;https://windows7bugs.wordpress.com/2014/02/16/windows-8-1-re-lock-bitlocker-unlocked-drive/&gt;

	*  Mentsük le a következő scriptet: 

Option Explicit

Dim i
Dim sArgs: sArgs = &quot;&quot;
Dim cArgs: cArgs = Wscript.Arguments.Count - 1

For i = 0 To cArgs
    sArgs = sArgs &amp; &quot; &quot; &amp; Wscript.Arguments.Item(i)
Next
sArgs = Replace(sArgs, &quot;\&quot;, &quot;&quot;)

CreateObject(&quot;Shell.Application&quot;).ShellExecute &quot;manage-bde.exe&quot;, &quot;-lock -forcedismount &quot; &amp; sArgs, …</description>
        <category>tudasbazis:windows</category>
            <pubDate>Sun, 21 Aug 2016 15:49:19 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:sql:oracle</title>
            <link>https://dras.hu/wiki/tudasbazis/sql/oracle?rev=1475076175&amp;do=diff</link>
            <description>Oracle

Kliens

	*  Parancssorból: sqlplus
	*  Grafikus felületről: Oracle SQL Developer

Verzió lekérdezése


SELECT * FROM V$VERSION;



BANNER
----------------------------------------------------------------
Oracle Database 10g Express Edition Release 10.2.0.1.0 - Product
PL/SQL Release 10.2.0.1.0 - Production
CORE    10.2.0.1.0      Production
TNS for Linux: Version 10.2.0.1.0 - Production
NLSRTL Version 10.2.0.1.0 - Production</description>
        <category>tudasbazis:sql</category>
            <pubDate>Wed, 28 Sep 2016 17:22:55 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:rsync</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/rsync?rev=1619181277&amp;do=diff</link>
            <description>RSync

	*  &lt;https://www.computerhope.com/unix/rsync.htm&gt;


rsync -aAxXhHzP --compress-level 9 --numeric-ids --delete --inplace --info=progress2 --stats &quot;forras&quot; &quot;cel&quot;


Hasznos kapcsolók
 Kapcsoló  Leírás (man-ból)  Komment  -A, --acls  preserve ACLs (implies -p)   -a, --archive  archive mode; equals</description>
        <category>tudasbazis:linux</category>
            <pubDate>Fri, 23 Apr 2021 14:34:37 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:office:access</title>
            <link>https://dras.hu/wiki/tudasbazis/office/access?rev=1431397569&amp;do=diff</link>
            <description>Access formátumok támogatása

	*  &lt;http://allenbrowne.com/ser-38.html&gt;
 Library name  Access  Ver.  File type  Library file (default location)  VBA
(Visual Basic For Applications)   2010                    C:\Program Files\Common Files\Microsoft Shared\vba\vba7\vbe7.dll   2007   C:\Program Files\Common Files\Microsoft Shared\vba\vba6\vbe6.dll</description>
        <category>tudasbazis:office</category>
            <pubDate>Tue, 12 May 2015 04:26:09 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:calibre</title>
            <link>https://dras.hu/wiki/tudasbazis/calibre?rev=1617202965&amp;do=diff</link>
            <description>Calibre

Könyvtár SMB megosztáson

	*  &lt;https://www.mobileread.com/forums/showpost.php?s=261be89d4f0b2a02328c056a557953d5&amp;p=3460465&amp;postcount=9&gt;

Kell a nobrl a mount opciók közé.

nobrl</description>
        <category>tudasbazis</category>
            <pubDate>Wed, 31 Mar 2021 17:02:45 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:eclipse</title>
            <link>https://dras.hu/wiki/tudasbazis/eclipse?rev=1420700454&amp;do=diff</link>
            <description>Eclipse

Telepítés

	*  &lt;http://www.eclipse.org/downloads/ Eclipse IDE for C/C++ Developers&gt;
	*  Eclipse Color Theme: &lt;http://eclipse-color-theme.github.com/update&gt;
		*  Preferences \ General \ Appearance \ Color Theme
		*  Téma: Wombat

	*  Aptana Studio 3 Plugin: &lt;http://download.aptana.com/studio3/plugin/install&gt;
		*  Preferences \ Aptana Studio \ Themes
		*  Téma: Aptana Studio
		*  Background: #000000</description>
        <category>tudasbazis</category>
            <pubDate>Thu, 08 Jan 2015 08:00:54 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:ffmpeg_intel_quicksync</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/ffmpeg_intel_quicksync?rev=1470753396&amp;do=diff</link>
            <description>ffmpeg + Intel QuickSync

	*  &lt;http://emby.media/community/index.php?/topic/10723-gpu-transcoding-intel-quicksync-and-nvidia-nvenc/page-30#entry314835&gt;

Fordítás forráskódból Ubuntu Trusty-n (14.04)

	*  Install requirements: 

sudo apt-get install libvdpau-va-gl1

sudo apt-get install cmake make gcc pkg-config patch yasm g++ autoconf automake build-essential cifs-utils texi2html 

sudo apt-get install libpthread-stubs0-dev libpciaccess-dev libass-dev libfreetype6-dev libgpac-dev libsdl1.2-dev l…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Tue, 09 Aug 2016 16:36:36 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mac:jelszo_reset</title>
            <link>https://dras.hu/wiki/tudasbazis/mac/jelszo_reset?rev=1654592133&amp;do=diff</link>
            <description>Jelszó reset

Apple ID-val

	*  Bejelentkezési képernyőről: &lt;https://support.apple.com/en-us/HT202860&gt;
	*  Boot menüből: &lt;https://support.apple.com/en-us/HT212190&gt;

Recovery módban

	*  &lt;https://www.hellotech.com/guide/for/how-to-reset-admin-password-on-mac&gt;

	*  Újraindítás közben nyomjuk a  gombot a recovery módba lépéshez
	*  Indítsuk el: Utilities &gt; Terminal
	*  resetpassword

Single user módban</description>
        <category>tudasbazis:mac</category>
            <pubDate>Tue, 07 Jun 2022 10:55:33 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:fs_cache</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/fs_cache?rev=1725032813&amp;do=diff</link>
            <description>FS Cache

Cache takarítás

	*  &lt;https://discuss.aerospike.com/t/tuning-kernel-memory-for-performance/4195&gt;

	*  Flush RW cache: 

sync


	*  To free pagecache: 

echo 1 &gt; /proc/sys/vm/drop_caches


	*  To free dentries and inodes: 

echo 2 &gt; /proc/sys/vm/drop_caches


	*  To free pagecache, dentries and inodes: 

echo 3 &gt; /proc/sys/vm/drop_caches</description>
        <category>tudasbazis:linux</category>
            <pubDate>Fri, 30 Aug 2024 17:46:53 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:pvm</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/pvm?rev=1415396169&amp;do=diff</link>
            <description>PVM

	*  &lt;http://daniel-h.web.elte.hu/pvm/pvm.html&gt;

Előkészületek

	*  Szükséges könyvtárak létrehozása: 

mkdir -p ~/pvm3/bin/LINUX64


	*  Fordításhoz (~/pvm3/src/&lt;projekt&gt;/Makefile.aimk): 

# Makefile.aimk - PVM programok fordításához
#
# Használat:
# Ezt a Makefile-t egy tetszöleges könyvtárba el lehet helyezni, amely
# C vagy C++ nyelvű forrásfile-okat tartalmaz. Minden forrásfile-ból egy
# programfile-t készít, az eredményt a LINUX alkönyvtárba helyezi el.
#
# Az `aimk' parancs az összes,…</description>
        <category>tudasbazis:programozas</category>
            <pubDate>Fri, 07 Nov 2014 22:36:09 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:bash</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/bash?rev=1747637522&amp;do=diff</link>
            <description>bash

	*  &lt;http://kvz.io/blog/2013/11/21/bash-best-practices/&gt;
	*  &lt;http://wiki.bash-hackers.org/commands/builtin/printf&gt;
	*  &lt;https://github.com/dylanaraps/pure-bash-bible&gt;

Beállítások

Alapvető hibakezelés: 


set -eufo pipefail


...

	*  Use set -o errexit (a.k.a. set -e) to make your script exit when a command fails.
	*  Then add || true to commands that you allow to fail.
	*  Use set -o nounset</description>
        <category>tudasbazis:linux</category>
            <pubDate>Mon, 19 May 2025 08:52:02 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:oem_info</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/oem_info?rev=1419182702&amp;do=diff</link>
            <description>OEM Infó

Windows XP

	*  &lt;http://www.trishtech.com/2010/02/change-oem-logo-in-windows-xp/&gt;

	*  %WINDIR%\System32\oeminfo.ini: 

[General]
Manufacturer=Gigabyte
Model=Gigabyte GA-M61P
[Support Information]
Line1=” “
Line2=” For support and inquiries:”
Line3=””
Line4=” Contact Trisha”
Line5=” Windows XP Tips and Tricks “
Line6=” “
Line7=””
Line8=” +1 (207) 123-456 (voice)”
Line9=” +1 (207) 123-459 (fax)”
Line10=””
Line11=””
Line12=” http://www.trishtech.com/”…</description>
        <category>tudasbazis:windows</category>
            <pubDate>Sun, 21 Dec 2014 18:25:02 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:unifi:ssh</title>
            <link>https://dras.hu/wiki/tudasbazis/unifi/ssh?rev=1688369022&amp;do=diff</link>
            <description>UniFi SSH
 Command   Example  Function  info  info  Displays device information  set-default  set-default  Factory reset device  set-inform  set-inform http://192.168.1.1:8080/inform  Set URL of the controller for adoption. More info  upgrade  upgrade https://&lt;firmware-url&gt;.bin</description>
        <category>tudasbazis:unifi</category>
            <pubDate>Mon, 03 Jul 2023 09:23:42 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:programozas:golang</title>
            <link>https://dras.hu/wiki/tudasbazis/programozas/golang?rev=1654790076&amp;do=diff</link>
            <description>Golang

	*  &lt;https://pkg.go.dev/&gt;
	*  &lt;https://go.dev/doc/tutorial/random-greeting&gt;
	*  &lt;https://go.dev/doc/tutorial/compile-install&gt;
  
func init() { }
 Go executes init functions automatically at program startup, after global variables have been initialized. For more about init functions, see Effective Go.  
go list -f '{{.Target}}'
 Discover the Go install path</description>
        <category>tudasbazis:programozas</category>
            <pubDate>Thu, 09 Jun 2022 17:54:36 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:lxc</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/lxc?rev=1423078268&amp;do=diff</link>
            <description>Linux Container (LXC)

	*  &lt;http://lxc.sourceforge.net/&gt;
	*  &lt;https://wiki.archlinux.org/index.php/Linux_Containers&gt;
	*  &lt;http://nigel.mcnie.name/blog/a-five-minute-guide-to-linux-containers-for-debian&gt;

Telepítés Precise-on LXC-Webbel


#!/bin/bash -e

function enable_cgroup_memory()
{
    set +e
    grep -q '^GRUB_CMDLINE_LINUX=&quot;.*cgroup_enable=memory swapaccount=1' /etc/default/grub
    if [ $? -ne 0 ]
    then
        set -e
        sudo sed -E 's&gt;^(GRUB_CMDLINE_LINUX=&quot;)&gt;\1cgroup_enable=memo…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 04 Feb 2015 20:31:08 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:ksm</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/ksm?rev=1423078679&amp;do=diff</link>
            <description>Kernel SamePage Merging (KSM)

Azaz memória deduplikáció

	*  &lt;http://ham.to/?p=15&gt;
	*  &lt;http://v-kompany.blogspot.hu/2014/07/ksmkernel-samepage-merging.html&gt;

Engedélyezés

echo 1 &gt; /sys/kernel/mm/ksm/run

Proc fájlok leírása

KSMMADV_MERGEABLE/sys/kernel/mm/ksm/
 pages_shared  how many shared unswappable kernel pages KSM is using</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 04 Feb 2015 20:37:59 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:sysctl</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/sysctl?rev=1493024482&amp;do=diff</link>
            <description>sysctl

	*   http://www.linuxsmiths.com/blog/?p=527

Módosítások alkalmazása

Azaz a sysctl fájlok újra töltése 


sudo sysctl --system

# régebbi rendszereken:
sudo sysctl -p


Rendszer tuning

	*  &lt;http://russ.garrett.co.uk/2009/01/01/linux-kernel-tuning/&gt;

Cache-ek finomhangolásával, a swap-elési igény csökkentésével és egyéb</description>
        <category>tudasbazis:linux</category>
            <pubDate>Mon, 24 Apr 2017 11:01:22 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:halozat</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/halozat?rev=1493933830&amp;do=diff</link>
            <description>Hálózat

Hálózat helye

Az automatikus észlelést kikapcsolhatjuk, valamint befolyásolhatjuk a működését.

	*  &lt;https://www.softwareab.net/wordpress/solve-unidentified-network-error-for-windows-server-2008/&gt;
	*  &lt;https://serverfault.com/questions/10014/disable-windows-server-network-locations&gt;</description>
        <category>tudasbazis:windows</category>
            <pubDate>Thu, 04 May 2017 23:37:10 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:office:koerlevel</title>
            <link>https://dras.hu/wiki/tudasbazis/office/koerlevel?rev=1420701243&amp;do=diff</link>
            <description>Körlevél

Hiba

	*  Az adatforrás nem található, pedig de (&lt;http://support.microsoft.com/kb/834699&gt;)

CAUSE



	*  Your data source is not located on your computer--for example, the data source is located on a network drive.
	*  Your data source is a text-based file, such as *.txt.
	*</description>
        <category>tudasbazis:office</category>
            <pubDate>Thu, 08 Jan 2015 08:14:03 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:anki</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/anki?rev=1550683050&amp;do=diff</link>
            <description>Anki

	*  &lt;https://apps.ankiweb.net/&gt;
	*  &lt;https://ankiweb.net/shared/addons/&gt;

Telepítés Ubuntu Xenial-ra

Ha felül szeretnéd definiálni az UI nyelvét, kénytelen leszel forrásból telepíteni a programot.

	*  Töröld le az Ubuntu-s deb-et (ha esetleg telepítve lenne már)
	*  Töltsd le a forrást innen
		*</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 20 Feb 2019 18:17:30 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:ionice</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/ionice?rev=1418177088&amp;do=diff</link>
            <description>ionice

	*  &lt;http://www.cyberciti.biz/faq/linux-change-io-scheduler-for-harddisk/&gt;
	*  &lt;http://forum.xda-developers.com/showpost.php?s=b236833a23a9d84f6f1b863c120ccda7&amp;p=23616564&amp;postcount=4&gt;

A process IO prioritására való eszköz, hasonlóan a nice és a renice-hoz képest.
IO elevatorcfq
	*  &lt;http://askubuntu.com/a/259516/58298&gt;
	*  &lt;http://unix.stackexchange.com/q/136226/21185&gt;</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 10 Dec 2014 03:04:48 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mac:hardware_teszt</title>
            <link>https://dras.hu/wiki/tudasbazis/mac/hardware_teszt?rev=1420701079&amp;do=diff</link>
            <description>Hardware teszt

	*  &lt;http://www.info.apple.com/support/aht.html&gt;
	*  &lt;https://github.com/upekkha/AppleHardwareTest&gt;
	*  &lt;http://www.macissues.com/2014/03/21/how-to-run-and-interpret-apples-hardware-tests-on-your-mac/&gt;
	*  &lt;https://www.raymond.cc/blog/memory-test-for-macos-x/&gt;</description>
        <category>tudasbazis:mac</category>
            <pubDate>Thu, 08 Jan 2015 08:11:19 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:android:twrp</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/android/twrp?rev=1559301113&amp;do=diff</link>
            <description>TeamWin Recovery Project (TWRP)

	*  &lt;https://twrp.me/&gt;
	*  &lt;https://twrp.me/faq/backupexclusions.html&gt;
	*  &lt;https://android.stackexchange.com/questions/139955/best-practice-for-backing-up-data-media&gt;
	*  &lt;https://forum.xda-developers.com/android/help/twrp-internal-data-how-to-restore-t3111883&gt;
„”adb pull
Frissítés


sudo -s

adb reboot bootloader

fastboot flash recovery twrp-3.3.1-0-m8.img

fastboot reboot bootloader</description>
        <category>tudasbazis:mobil:android</category>
            <pubDate>Fri, 31 May 2019 13:11:53 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:realvnc</title>
            <link>https://dras.hu/wiki/tudasbazis/realvnc?rev=1565254817&amp;do=diff</link>
            <description>RealVNC

Automatikus indítás engedélyezése

	*  &lt;https://www.realvnc.com/en/connect/docs/man/vncserver-x11-serviced.html&gt;


systemctl start vncserver-x11-serviced.service
systemctl enable vncserver-x11-serviced.service


LineageOS-en újraindul tőle a telefon

	*  &lt;https://help.realvnc.com/hc/en-us/articles/360026662771-VNC-Viewer-for-Android-3-5-0-causes-LineageOS-devices-to-reboot&gt;

Be kell állítani a Settings &gt; Diagnostics &gt; Expert Options</description>
        <category>tudasbazis</category>
            <pubDate>Thu, 08 Aug 2019 11:00:17 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:fstab</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/fstab?rev=1571032241&amp;do=diff</link>
            <description>fstab

Opciók

	*  &lt;https://askubuntu.com/a/9943/58298&gt;
	*  &lt;http://manpages.ubuntu.com/manpages/disco/en/man8/dump.8.html&gt;
	*  &lt;https://wiki.archlinux.org/index.php/Fstab_(Magyar)&gt;
	*  &lt;https://wiki.archlinux.org/index.php/fstab&gt;
	*  &lt;https://serverfault.com/questions/530652/background-discard-on-swap-partitions-on-linux-ssd&gt;
	*  &lt;http://manpages.ubuntu.com/manpages/cosmic/man8/swapon.8.html&gt;
	*  &lt;https://unix.stackexchange.com/questions/368456/should-the-discard-option-be-used-for-mounting-a-s…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Mon, 14 Oct 2019 07:50:41 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:halozat</title>
            <link>https://dras.hu/wiki/tudasbazis/halozat?rev=1585903239&amp;do=diff</link>
            <description>Hálózat

	*  &lt;https://developers.redhat.com/blog/2018/10/22/introduction-to-linux-interfaces-for-virtual-networking/#macvlan&gt;

MTU (Maximum transmission unit)

	*  Tipikus értéke: 1500 bájt
	*  Jumbo frame esetén: 9000 bájt

MSS (Maximum segment size)

	*  &lt;https://en.wikipedia.org/wiki/Maximum_segment_size#MSS_and_PMTU&gt;

Egy TCP keretben átvihető maximális adatmennyiség.

Egy példán végigvezetve

	*  &lt;https://en.wikipedia.org/wiki/Point-to-point_protocol_over_Ethernet#Quirks&gt;
	*  &lt;https://www.c…</description>
        <category>tudasbazis</category>
            <pubDate>Fri, 03 Apr 2020 10:40:39 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:android:rootolas:htc_one_m8:lineage16</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/android/rootolas/htc_one_m8/lineage16?rev=1566650283&amp;do=diff</link>
            <description>Lineage 16 (Android 9 Pie)

	*  &lt;https://www.cyanogenmods.org/forums/topic/download-lineage-os-16-for-htc-one-m8/&gt;

Biztonsági mentés
Letöltés

	*  lineage.org, lineageoslog.com, xda-developers.com
	*  Magisk 
	*  Google Apps

Telepítés

	*  twrp frissítés?
	*  

sudo -s



Takarítás

	*  TWRP: Wipe:
		*  Dalvik / ART cache
		*  Cache
		*  System
		*  Data


Másolás

	*  

adb push -p lineage-16.0-20190609-UNOFFICIAL-m8.zip /sdcard/
adb push -p Magisk-v19.3.zip /sdcard/
adb push -p open_gapps-ar…</description>
        <category>tudasbazis:mobil:android:rootolas:htc_one_m8</category>
            <pubDate>Sat, 24 Aug 2019 14:38:03 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:mobil:android:rootolas:htc_one_m8:particiok</title>
            <link>https://dras.hu/wiki/tudasbazis/mobil/android/rootolas/htc_one_m8/particiok?rev=1578449313&amp;do=diff</link>
            <description>Partíciók


fdisk /dev/block/mmcblk0
Found valid GPT with protective MBR; using GPT


Command (m for help): p
Disk /dev/block/mmcblk0: 30535680 sectors, 2622M
Logical sector size: 512
Disk identifier (GUID): 98101b32-bbe2-4bf2-a06e-2bb33d000c20
Partition table holds up to 48 entries
First usable sector is 34, last usable sector is 30408703

Number  Start (sector)    End (sector)  Size       Code  Name
   1              34            2081       1024K   0700  sbl1
   2            2082          245…</description>
        <category>tudasbazis:mobil:android:rootolas:htc_one_m8</category>
            <pubDate>Wed, 08 Jan 2020 03:08:33 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:nvidia</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/nvidia?rev=1523962667&amp;do=diff</link>
            <description>nVidia

Driver telepítése

	*  &lt;https://askubuntu.com/a/903781/58298&gt;

	*  Jelenlegi driver törlése: 

apt purge 'nvidia-*'


	*  Új driver telepítése: 

add-apt-repository 'ppa:graphics-drivers/ppa'
apt update

apt install nvidia-390


	*  A driver megfelelő működéséhez a gép újraindítása:</description>
        <category>tudasbazis:linux</category>
            <pubDate>Tue, 17 Apr 2018 12:57:47 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:io_utemezo</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/io_utemezo?rev=1526037269&amp;do=diff</link>
            <description>IO ütemező

	*  &lt;https://www.cyberciti.biz/faq/linux-change-io-scheduler-for-harddisk/&gt;

Jelenlegi lekérdezése


cat /sys/block/sda/queue/scheduler



noop anticipatory deadline [cfq]


Ütemező váltása


echo noop &gt; /sys/block/sda/queue/scheduler</description>
        <category>tudasbazis:linux</category>
            <pubDate>Fri, 11 May 2018 13:14:29 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:netsh</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/netsh?rev=1579741140&amp;do=diff</link>
            <description>netsh

	*  Netsh Technical Reference|
	*  Netsh commands for Interface Internet Protocol version 4 (IPv4)
	*  &lt;https://michlstechblog.info/blog/windows-show-and-configure-network-settings-using-netsh/&gt;

DHCP használata


netsh interface ip set address name=&quot;LAN&quot; source=dhcp
netsh interface ip set dns name=&quot;LAN&quot; source=dhcp


Statikus hálózati beállítás

Router nélkül


netsh interface ip set address name=&quot;LAN&quot; source=static addr=192.168.0.10 mask=255.255.255.0 gateway=none
netsh interface ip set…</description>
        <category>tudasbazis:windows</category>
            <pubDate>Thu, 23 Jan 2020 01:59:00 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:plex</title>
            <link>https://dras.hu/wiki/tudasbazis/plex?rev=1493933999&amp;do=diff</link>
            <description>Plex

	*  &lt;https://support.plex.tv/hc/en-us/articles/201242707-Plex-Media-Scanner-via-Command-Line&gt;

Sávszélesség

	*  2,34375 MB/min = 140,625 MB/h

Felirat

	*  &lt;https://forums.plex.tv/discussion/100148/internal-subtitles-not-showing&gt;

	*  External (.srt) + Direct Play or Auto+ overlay (recommended, no overhead for PMS)
	*  Internal + direct stream + embedded (recommended, some overhead on PMS)</description>
        <category>tudasbazis</category>
            <pubDate>Thu, 04 May 2017 23:39:59 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:mscmd</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/mscmd?rev=1496834848&amp;do=diff</link>
            <description>MSCmd

	*  &lt;http://ss64.com/nt/syntax-variables.html&gt;
	*  &lt;http://www.binbert.com/blog/2010/09/default-environment-variable-values-of-windows-7-xp/&gt;
 Variable                                    Windows XP 
--- 
Windows Vista/7                                                                                                                                                  %ALLUSERSPROFILE%</description>
        <category>tudasbazis:windows</category>
            <pubDate>Wed, 07 Jun 2017 13:27:28 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:windows:vhd-rol_bootolas</title>
            <link>https://dras.hu/wiki/tudasbazis/windows/vhd-rol_bootolas?rev=1496838191&amp;do=diff</link>
            <description>VHD-ről bootolás (Windows 7, 8)

	*  &lt;http://blogs.technet.com/b/haroldwong/archive/2012/08/18/how-to-create-windows-8-vhd-for-boot-to-vhd-using-simple-easy-to-follow-steps.aspx&gt;
	*  &lt;http://technet.microsoft.com/en-us/library/gg318051%28v=ws.10%29.aspx&gt;

Before I provide the detailed steps, let me just provide an overview of the process.

	*  First, I need to be running Windows 7 or higher or Windows Server 2008 R2 or higher in order to perform these steps and have administrative access.</description>
        <category>tudasbazis:windows</category>
            <pubDate>Wed, 07 Jun 2017 14:23:11 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:office:word</title>
            <link>https://dras.hu/wiki/tudasbazis/office/word?rev=1514853075&amp;do=diff</link>
            <description>Word

Gyorsítás

	*  &lt;http://blog.nhcomputerlearning.com/2012/06/06/speed-up-your-scrolling-in-large-word-documents/&gt;
	*  &lt;http://www.howtogeek.com/74007/how-to-speed-up-microsoft-word-2007-and-2010/&gt;

Nem használt stílusok eltávolítása

	*  &lt;https://word.tips.net/T001337_Removing_Unused_Styles.html&gt;


Sub DeleteUnusedStyles()
    Dim oStyle As Style

    For Each oStyle In ActiveDocument.Styles
        'Only check out non-built-in styles
        If oStyle.BuiltIn = False Then
            With A…</description>
        <category>tudasbazis:office</category>
            <pubDate>Tue, 02 Jan 2018 01:31:15 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:console-setup</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/console-setup?rev=1513249198&amp;do=diff</link>
            <description>console-setup

Fizikai konzol beállítása

	*  &lt;https://github.com/notro/fbtft/wiki/Boot-console#console-font&gt;


sudo dpkg-reconfigure console-setup


Ubuntu Xenial alapértelmezett konzol beállítása

	*  Szerkesszük a /etc/default/console-setup fájlt: 

# CONFIGURATION FILE FOR SETUPCON

# Consult the console-setup(5) manual page.

ACTIVE_CONSOLES=&quot;/dev/tty[1-6]&quot;

CHARMAP=&quot;UTF-8&quot;

CODESET=&quot;guess&quot;
FONTFACE=&quot;Fixed&quot;
FONTSIZE=&quot;8x16&quot;

VIDEOMODE=

# The following is an example how to use a braille font…</description>
        <category>utf8</category>
            <pubDate>Thu, 14 Dec 2017 11:59:58 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:silverlight</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/silverlight?rev=1431398461&amp;do=diff</link>
            <description>Silverlight

Silverlight teszt oldal

	*  &lt;http://bubblemark.com/silverlight2.html&gt;

PipeLight

	*  &lt;http://www.webupd8.org/2013/08/pipelight-use-silverlight-in-your-linux.html&gt;

	*  Repók hozzáadása, csomag telepítése: 
sudo apt-add-repository ppa:ehoover/compholio
sudo apt-add-repository ppa:mqchael/pipelight
sudo apt-get update
sudo apt-get install pipelight</description>
        <category>tudasbazis:linux</category>
            <pubDate>Tue, 12 May 2015 04:41:01 +0200</pubDate>
        </item>
        <item>
            <title>tudasbazis:linux:zfs</title>
            <link>https://dras.hu/wiki/tudasbazis/linux/zfs?rev=1751479737&amp;do=diff</link>
            <description>ZFS

	*  &lt;https://wiki.archlinux.org/index.php/Install_Arch_Linux_on_ZFS&gt;
	*  &lt;https://openzfs.github.io/openzfs-docs/Getting%20Started/Ubuntu/Ubuntu%2020.04%20Root%20on%20ZFS.html&gt;
	*  &lt;https://www.usenix.org/system/files/login/articles/login_winter16_09_jude.pdf&gt;
	*  &lt;https://bigstep.com/blog/zfs-best-practices-and-caveats&gt;
	*  &lt;https://docs.oracle.com/cd/E19253-01/819-5461/6n7ht6qvi/index.html&gt;
	*  &lt;https://docs.oracle.com/cd/E19253-01/819-5461/gammr/index.html&gt;
	*  &lt;https://unixlinux.tmit.bm…</description>
        <category>tudasbazis:linux</category>
            <pubDate>Wed, 02 Jul 2025 20:08:57 +0200</pubDate>
        </item>
    </channel>
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