#!/bin/bash contextRoot="$(mktemp -d)"; commandName="gnome-shell-extension-installer"; pushd "$contextRoot" > /dev/null; wget -O "$commandName" https://github.com/brunelli/gnome-shell-extension-installer/raw/master/gnome-shell-extension-installer; sudo install "$commandName" /usr/local/bin; popd > /dev/null; rm -rf "$contextRoot";