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Shell know-how

Bash

Default command line shortcuts

Define shortcuts using ~/.inputrc

System

Firefox Megabar styling userChrome.css styler

Reset KDE Plasma profile

Restart KDE Plasma 5

Converting videos from mobile for flash

Get SSH RSA key fingerprint

Check SSL certificate (key,csr,crt) consistency

re-probe partitions after fdisk w/out reboot

mdadm replace faulty drive

Restore mdadm.conf

Set sync/check speed of mdadm

Kernel Boot Parameter for Hetzner-Server

Remove PV from VG

Subsonic keystore etc. how-to

Split flac according to cue file

Convert multiple flacs to mp3

manage pure-ftp users

Configuring Subsonic on Tomcat6

Change Subsonic-Logo

Change Airsonic-Logo

Apache Wiki: SSL with Virtual Hosts Using SNI

HDD rescue with GNU ddrescue

start TUBIT-VPN

increase Roundcube max attachment size

Unix timestamp to date conversion

OwnCloud & Fail2Ban

OwnCloud rescan/rebuild file index

OwnCloud switch maintenance mode / upgrade

IMAP dialogue via telnet

Find out which files a process opens with strace

Fix empty RoundCube Date Column

Set LibreOffice global printer defaults

Remove line spacing in Skype Chat Window

Fix Skype startup issue with "Corrupt JPEG data"

Installing SSLs.com positive/Comodo certificates

configure RT request tracker with postfix / upgrade RT

ffmpeg extract audio from (youtube) video

Get Oracle jdk with wget

compress/shrink PDFs

Merge pdfs with qpdf

kde x login autostart

get current alsa audio rate

nagios object definitions

Open Files Limit

extract vmlinux from vmlinuz file

Etherpad fails because of login to postgresql failure

Mount qcow2 images

Unban an IP with fail2ban

vim disable visual mode

do not set hostname from dhcp

set virtual domains for mailman

Gentoo

webapp-config

Creating Manifest for modified ebuilds

Show packages installed from overlays

Remove uninstalled entries from /etc/portage/package.keywords

shut down system when emerge stops

installing MS fonts Calibri etc.

script to guess CPU_FLAGS_X86 flags from /proc/cpuinfo: app-portage/cpuinfo2cpuflags

get teamviewer 11 to work

suspend and hibernate command line

fix php-fpm socket file after upgrade

Debian

Upgrade Lenny dom0 to Squeeze

Update GRUB within chroot on Squeeze

set /sbin path etc. on su

Upgrade PostgreSQL clusters on Debian

Misc

google_calendar_lightning How to add Google Calendar in Thunderbird Lightning (without Google Calendar Provider Add-on)

How to use VLC for transcription

Unifi IPSec VPN management and troubleshooting

Android

Update Fairphone Open OS on modified phone

Windows

DISM

Sauberer Neustart

GIMP know-how

change color by fill and keep transparancy

Getting started

• Configuration settings list
• User's Guide
• MediaWiki FAQ