To copy clip in the memory:
Command + Control + Shift + 4 - To Copy part of the screen.
Command + Control + Shift + 3 - To Copy entire screen.
To save it to your Mac instead:
Just don't use Control Key.
Command + Shift + 4 - To Copy part of the screen.
Command + Shift + 3 - To Copy entire screen.
Another Tip:
When you are grabbing part of the screen, press Space key to grab the active window.
(Pressing space will highlight active window and just press that Camera icon to copy).
