Ubuntu

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Save harddisk space

  • /etc/systemd/journald.conf
SystemMaxUse=50M
  • apt
apt clean

Uninstall crap

apt purge snapd  

Disable Cloud-init (Ubuntu)

  • dpkg-reconfigure cloud-init
  • Then deselect all the options except None
  • sudo apt-get purge cloud-init
  • sudo mv /etc/cloud/ ~/; sudo mv /var/lib/cloud/ ~/cloud-lib


Ubuntu on Windows


Commandline only / no x autostart

  • /etc/default/grub
    • GRUB_CMDLINE_LINUX_DEFAULT= <- add "text"


rdesktop

  • Server.desktop
[Desktop Entry]
Name=Server
Comment=Server Remote Desktop
Exec=rdesktop -f -5 -x l -u "" 192.168.0.11
Icon=/usr/share/icons/Humanity/apps/48/gnome-remote-desktop.svg
Terminal=false
Type=Application
StartupNotify=true
Name[de_DE]=Server
Comment[de_DE.UTF-8]=Server RDP


Compiz

apt-get install compizconfig-settings-manager


Xubuntu / Lubuntu flickering with old Intel graphics

  • /etc/default/grub:
GRUB_CMDLINE_LINUX_DEFAULT="i915.modeset=0 quiet splash"           <- not working

Ubuntu 12.04 with Mate

Oracle / Sun java