`Ctlr+B` activiates command entry (called the prefix)
% = split pane right
" = split pane below
<Up>/<Left> = switch panes
z = maximize/minimize pane
c = create new window
d = detach session
x = kill pane
w = create window selection prompt

Ctrl+B+<Arrow> = resize

tmux ls = list sesions
tmux attach -t 0 = attach to session 0