Basic Keyboard short cuts for Windows:

CTRL+C - Copy
CTRL+X - Cut
CTRL+V - Paste
CTRL+A - Select All
CTRL+F - Search Browser window
CTRL+P - Print
CTRL+R (or F5) - Refresh Active Window
ESC - Cancel the Current Task

Basic Keyboard short cuts for Mac:

Command + X - Cut
Command + C - Copy
Command + V - Paste
Command + Z - Undo
Command + A - Select All
Command + P - Print
Command + Q - Quit the app
Command + F - Search Browser window