Screen
Start a screen​
screen -S <name> <command>
Pass -dm to start in detached mode.
Stuff text into a session​
The ^M will be replaced with a newline.
screen -S <name> -p 0 -X stuff "some command^M"
Attach and detach​
Attach to a session​
screen -r <name>
Detach with a shortcut​
Press Ctrl + A, then D
Detach from outside​
screen -dmS <name>