pblanton

!/bin/bash
#If no argument is specified, ask for it and exit
if [[ -z "$@" ]];
then
    echo "An argument is needed to run this script. For instance..."
    echo ">./xrandr.sh 3840 2160 60"
    echo "will set a resolution of 4k @ 60 Hz."
    exit
else
    arg="$@"