control+shift+w: wrap text with tag
control+sift+command+w: wrap each line with tag
control+shift+l: wrap text with link to clipboard’s url
command+/: comment
control+shift+.: open erb code
command+control+t: select bundle window
command+shift+t: go to symbol window
command+shift+l: select line
control+shift+d: duplicate line
command+control+up/down: move line
command+alt+right/left: change tab
def+tab: function
cla+tab: class
tc+tab: test case
ase+tab: assert equal
