Red Hat Enterprise (Linux)

Task

Kills current X Session

Ctrl + Alt + Backspace

Similar combinations for other applications


Adobe Photoshop CS5 (Windows)
Fill from history
Painting

Ctrl + Alt + Backspace


Linux Mint (Linux)
Restart the X server (WARNING: this will close all running applications!)
Troubleshooting

Ctrl + Alt + Backspace


Adobe Photoshop CC (Windows)
Fill from history
Painting Tools

Ctrl + Alt + Backspace


LiveChat (Windows)
Close Chat Window
Chats

Ctrl + Alt + Backspace


Gnome 2.32 (Linux)
Restart the X windows server. (Disabled by default in Ubuntu 9.04+. Here are the instructions on how to re-enable
General

Ctrl + Alt + Backspace


Adobe Photoshop CS4 (Windows)
Fills from history
Shortcut Keys for painting objects

Ctrl + Alt + Backspace