All easy , hard tricks needed to become an efficient hacker would be in this page!
Have a PC these keyboard shortcut will save your time.
These five pc shortcuts will make you more productive
ALT-Tab : Switch between windows.
ALT- F4 : Close a window.
CTRL-Tab : Switch between a browser and Excel tabs.
CTRL- F4 : close a tab.
CTRL-Z : Undo.
CTRL-V : Paste.
ESC : For closing any game.