Resize tmux Window Panes On A Mac

TLDR

Uses these key sequences to resize tmux window panes on a mac:

### Details

The `CTRL+b ARROW` (aka `

- First hit CTRL+b - Then hit `:` to move to the command line - Use `resize-p` to change the window pane size with the direction and the amount. For example:

:resize-p -D 4

The `-D` stands for down and the "4" is the amount. The other directions are `-U` for up, `-L` for left, and `-R` for right.

via: https://superuser.com/a/863397/85635