http://askubuntu.com/questions/67753/how-do-i-add-an-application-to-the-dash
https://wiki.gnome.org/Gnome3CheatSheet
alacarteFor this method, you need alacarte installed.Do it by
sudo apt-get install alacarte
And use ALT+F2 and type in alacarte
原文：http://www.cnblogs.com/jvava/p/4823326.html