Screen

For background tasks and multiplexing terminals

Shortcut	Purpose
C-a d	detach screen
screen -S <name>	New session name
C-a c	New window
screen -ls	List running sessions / screens
C-a tab	Cycle windows
screen -r -d	Attach screen that is already attached
screen -x	Attach to running session
C-a S	Split display horizontally
C-a |	Split display vertically

layout save defaultto ~/.screenrc