tmux

to make a tmux session and name it `tmux new -s bob`

to detach tmux - `ctrl +b` + dd

to list tmux sessions - `tmux ls`

to attach to tmux's session - `tmux -a -t $number of session or name`

to kill tmux's session - `tmux kill-session -t bob

split screen horizontally - `ctrl +b` + %
split screen vertically - `ctrl +b` + "
to move between screens - `ctrl +b` + arrows or `ctrl +b` + q
example `ctrl +b` + q + 2
Hold down `Ctrl +b` and arrows to change the size of the screen

to make a new window - `ctrl + b` +c
Jump within windows - `ctrl +b` + n
Better way to jump within windows - `ctrl +b` + w (can kill a window via `ctrl +b`  +x)
rename window's name - `ctrl +b +,
to kill all windows - `ctrl+b` +&
to kill all sessions - `tmux kill-server

    Ctrl+B Alt+1: Even horizontal splits
    Ctrl+B Alt+2: Even vertical splits
    Ctrl+B Alt+3: Horizontal span for the main pane, vertical splits for lesser panes
    Ctrl+B Alt+3: Vertical span for the main pane, horizontal splits for lesser panes
    Ctrl+B Alt+5: Tiled layout

Basic conf settings:
vi ~/.tmux.conf
set -g mouse on
setw -g mode-keys vi

copy-paste:
to copy - `ctrl+b` +[ (highlight with the mouse the text that you want to copy)
``` comment for the above command-- The following action is a full keyboard action and does not require a mouse.
You can go to a certain line and press space, and move with the arrows right or left to highlight the text that you want to copy
```
to paste - `ctrl+b +]

more info here:
https://opensource.com/article/20/7/tmux-cheat-sheet