tmux

Common Commands

tmux new -s to start a new named session

Ctrl b, d to detach from session

Ctrl b, w list windows (interactive)

Full Reference

Session Control (from the command line)
tmux					Start a new session
tmux new -s 		Start a new session with the name chosen
tmux ls					List all sessions
tmux attach -t 		Re-attach a detached session
tmux attach -d -t 	Re-attach a detached session (and detach it from elsewhere)
tmux kill-session -t    Delete session

Pane Control
Ctrl b, "	Split pane horizontally
Ctrl b, %	Split pane vertically
Ctrl b, o	Next pane
Ctrl b, ;	Previous pane
Ctrl b, q	Show pane numbers
Ctrl b, z	Toggle pane zoom
Ctrl b, !	Convert pane into a window
Ctrl b, x	Kill current pane
Ctrl b, Ctrl O	Swap panes
Ctrl b, t	Display clock
Ctrl b, q	Transpose two letters (delete and paste)
Ctrl b, {	Move to the previous pane
Ctrl b, }	Move to the next pane
Ctrl b, Space	Toggle between pane layouts
Ctrl b, ↑	Resize pane (make taller)
Ctrl b, ↓	Resize pane (make smaller)
Ctrl b, ←	Resize pane (make wider)
Ctrl b, →	Resize pane (make narrower)

Window Control
Ctrl b, c	Create new window
Ctrl b, d	Detach from session
Ctrl b, ,	Rename current window
Ctrl b, &	Close current window
Ctrl b, w	List windows
Ctrl b, p	Previous window
Ctrl b, n	Next window

Copy-Mode (vi)
Ctrl b, [	Enter copy mode
Ctrl b, G	Bottom of history
Ctrl b, g	Top of history
Ctrl b, Enter	Copy selection
Ctrl b, p	Paste selection
Ctrl b, k	Cursor Up
Ctrl b, j	Cursor Down
Ctrl b, h	Cursor Left
Ctrl b, l	Cursor Right