The not essential but important ones

Advanced

Select All occurrences

Another way of selecting multiple blocks of text with multiple cursors is Select All Occurrences command, which selects all the other occurrences in the current file of the already selected text. In case no text is selected/clicked, the closest word to the current cursor is selected.

This command can be triggered by

Ctrl + F2 on Linux or Windows
CMD + F2 on Mac.

Additional Shortcuts

International Keyboard	Description	Mac	Windows
Add cursor to line ends	Adds cursors where to line ends	Shift + Option + I	Shift + ALT + I
Cursor Undo	Undoes the last cursor movement	CMD + U	CTRL + U
Expand selection	Expands the text selection	Shift+Option+ RightArrow	Shift+ALT+ RightArrow
Shrink selection	Shrinks the text selection	Shift+Option+ LeftArrow	Shift+ALT+ LeftArrow
Go to Bracket	Positions the cursor where the Bracket is	CMD + SHIFT + \	CTRL + SHIFT + \
Go to Next Problem in Files (Error Warning Info)		F8	F8
Go to Previous Problem in Files (Error Warning Info)		Shift + Option + F8	Shift + ALT + F8
Insert Line Above	Inserts Line Above	CTRL+ SHIFT + Enter	CMD + SHIFT + Enter
Replace with next Value		CTRL + SHIFT + .	CTRL + SHIFT + .
Replace with Previous Value		CTRL + SHIFT + ,	CTRL + SHIFT + ,
Toggle Tab Key Moves Focus		CTRL + M	CMD + M
Trim trailing White-space		CMD + K or CMD + X	CTRL + K or CTRL+ X
Show all occurrences of find match		CMD + Shift + L	CTRL + Shift + L
Show accessibility help	Opens informative popup	Option + F1	ALT + F1
Show editor context menu		Shift + F10	Shift + F10