tmux

tmux allows you to create multiple tabs and panes within a single terminal window. It can also keep programs running after you disconnect (e.g. when you ssh into an AWS instance)

Tutorials

Terms

Commands

Here is a list of the most common commands that will get you 90% of the way there.

Outside Tmux

Typically these are run outside, but you can also run them inside an existing session

Start New Session

tmux new -s myname

Attach To Existing Session

tmux a -t myname          #by name 
tmux a 4                  #by number (in this case 4)

List Sessions

tmux ls

Kill Session

tmux kill-session -t myname

Show Tmux Commands

tmux list-keys | less              #press ‘q’ to exit, arrow keys to navigate

Inside Tmux Session

Start each command with CTRL + b, release, then press one of the following:

Panes

%                          vertical split
"                          horizontal split
d                          detach from session  (it keeps running in the background)
x                          kill pane
Up/Down/Left/Right         move between panes
: + resize-pane -D         Resizes the current pane down
: + resize-pane -U         Resizes the current pane upward
: + resize-pane -L         Resizes the current pane left
: + resize-pane -R         Resizes the current pane right
: + resize-pane -D 20      Resizes the current pane down by 20 cells

Windows

c     create window
w     list windows     #you can also use this to select windows
n     next window
p     previous window
&     kill window
,     rename window