- quick theme change ctrl+back quote, enter presentation mode, change keymap quickly(might be useful for pair programming)
- alt home navigation bar(quicker than tree navigation isn't it?), alt+insert to create file on the spot or folder or rails generator
- ctrl+shift+e recent files
- run action (ctrl+shift+A)
- find current file in project tree(Alt+f1)
- !!! ctrl+click(ctrl+b go to declaration) global navigation by classes and methods, including 3rd party sources and yard docs/comments!!! (edited)
- close block by clicking tiny minus, even if you're in the bottom of the block. Useful when you're dealing with big methods/json/xml