Imagine that you must go to a class named “MainActivity”, just use this shortcut and start typing “MainA”.
Open File
cmd+shift+o
Works like the “Open Class” shortcut but on every files in your project. It is very useful to open your AndroidManifest.xml or anything that sits in the res/ or assets/ folder.
Open Symbol
cmd+alt+o
A very powerful but little less known variation of the previous tips: You can use this to go directly to a method or field by searching its name!