mkdir {js,cs} coffee -cwo js cs & echo "alert 'x'" > cs/x.coffee echo "<script src='js/x.js'></script>" > x.html open x.html echo "alert 'x2'" > cs/x.coffe

mkdir {js,cs} coffee -cwo js cs & echo "alert 'x'" > cs/x.coffee echo "<script src='js/x.js'></script>" > x.html open x.html echo "alert 'x2'" > cs/x.coffee refresh x.html