Android-Studio keyboard shortcuts

Some basic Android-Studio keyboard links:

Shortcut:	Meaning:
SHIFT + SPACE	Auto completion
ALT + TAB	Show automatic fix options
CTRL + Q	Show documentation
CTRL + B	Go to declaration of class
SHIFT + F6	Go to declaration of class
CTRL + O	Override method
CTRL + I	Implement interface
CTRL + ALT + I	Auto indent
CTLR + N	Open class
CTLR + SHIFT + N	Open file
CTLR + E	Open recent files
CTLR + W	Select word
CTLR + F4	Close file
CTLR + /	Put in comment
CTLR + SHIFT + /	Uncomment