Don't worry! It's only stuff...

Ubuntu Apps Directory Online
https://apps.ubuntu.com/cat/

Switch back to Gnome
sudo /usr/lib/lightdm/lightdm-set-defaults -s gnome-fallback

Links
http://wiki.ubuntuusers.de/Hardwaredatenbank - Hardware compatibility database
ubuntuusers.de - German Ubuntu portal
medibuntu.org - additional (non free) multimedia packages for Ubuntu
https://bugs.launchpad.net/~panticz.de - My profile
http://www.webupd8.org/2011/04/things-to-tweak-fix-after-installing.html - Unity tweaks

Download
http://cdimage.ubuntu.com/daily-live/current/ - Ubuntu LiveCD Daily Build
http://cdimage.ubuntu.com/jeos/releases/ - JeOS, Ubuntu optimised for virtualisation (Just Enough Operating System)

Ubuntu
Testing
Daily Build
HowTo
Ubuntu CD customization - HowTo create your own Ubuntu CD
http://torrent.ubuntu.com:6969/ - Ubuntu torrents
https://help.ubuntu.com/community/Installation/MinimalCD
https://wiki.ubuntu.com/BootToRAM
https://help.ubuntu.com/community/BootOptions - Boot options
http://wiki.ubuntuusers.de/aptitude
http://wiki.ubuntuusers.de/Empathy

files
/etc/udev/rules.d/70-persistent-net.rules - network interface config
/etc/lsb-release - release info

additional repository
deb http://archive.ubuntu.com/ubuntu/ hardy-proposed restricted main multiverse universe
deb http://archive.canonical.com/ubuntu hardy partner
deb-src http://archive.canonical.com/ubuntu hardy partner

Automount
http://wiki.ubuntuusers.de/Autostart

Packages
http://wiki.ubuntuusers.de/Seahorse - GNOME Keyring

get release name
lsb_release -s -c

scripts
http://www.panticz.de/pxe/scripts/

Boot parameter
only-ubiquity - start Ubuntu installer only

Mozilla, view installed plugins
about:plugins

Wallpapers
http://www.hongkiat.com/blog/60-most-execellent-ubuntu-wallpapers/

fix print dialog delay in ubuntu (slow print box evince)
sed -i 's|Listen /var/run/cups/cups.sock|#Listen /var/run/cups/cups.sock|g' /etc/cups/cupsd.conf

fix indicator applet
apt-get remove indicator-applet
apt-get install indicator-messages
apt-get remove -y indicator-me
apt-get remove -y indicator-messages

ToDo
indicator-applet-session

Ubuntu Remix
http://cdimage.ubuntu.com/ubuntu-netbook-remix/daily-live/current/
https://wiki.ubuntu.com/UNR
http://www.canonical.com/projects/ubuntu/unr