terminal-setup.sh

# How to fullscreen terminal on two monitors and
# undecorate window, so you can work in console emacs
# more comfortably.

# 1. install xdotool: sudo apt install xdotool
#
# 2. install alacrytty: https://github.com/alacritty/alacritty - you can modify 
#    script to work with any terminal, but allacrytty is way better.
#
# 3. start alacrytty
#
# 4. move it manually, so it positioned between displays. left side of 
#    terminal on first screen, right side on the other one.
#
# 5. run this script

WINDOW_ID=$(xdotool search --onlyvisible --class alacritty)

# Set final terminal size. First number is width, 
# second number is height of your desktop.
xdotool windowsize $WINDOW_ID 2400 1920

# Move windows to top-left
xdotool windowmove $WINDOW_ID 0 0

# Undecorate window
xprop -id $WINDOW_ID -f _MOTIF_WM_HINTS 32c -set _MOTIF_WM_HINTS '0x2, 0x0, 0x0, 0x0, 0x0'