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Executing commands - foreground and background

yourcommandhere &

Runs your command in the background

If you run a command normally, then decide you want it to run in the background press

Ctrl z

then type

bg

to set it running in the background.

Typing

fg

brings it forward again.

Executing a command that doesn't exit when you log out or shut the terminal

Running the command with nohup (no hangup)

nohup yourcommandhere

output is appended to ~/nohup.out

Using screen

Screen is a terminal multiplexer. It lets you run many windows in one terminal.

CTRL + A + D

hides app in the background, so it will continue to run. If you wish to open app back up, type

screen -r