# your_comment_here To dettach a session ctrl-b d To reattach tmux attach if the session had a name tmux a -t name A A A A A A A A A A A A A A A A A A A A A A A A A A A A A B B B B B B B B B A Detached sessions keep running whatever they are supposed to be running even if you disconnect! For exampl gem install bropages which takes forever on a rasoberrypi.