Android Studio Shortcuts For Mac

Option-Enter : Display list of available auto-fixes for code warning/error at cursor

Command-B : Go to the declaration of the variable/method/class at cursor

Shift-F6 : Rename all copies of the variable/method/class at cursor

Command-Option-F7 : List all usages of the variable/method/class at cursor

Command-N : Generate code (incl. getters, setters, constructors, method overrides)

Command-Shift-O : Search for and open any file by name (filters as you type)

Command-F : Find text in the current file (Enter = cycle through results, Esc. = cancel)