MAC commands

Close window: Cmd + W

Scrernshots: Cmd + Shift + 3 /  Cmd + Shift + 4

Info: Cmd + I

Zoom: Cmd + option + +/-

Force Quit: Cmd + option + Esc

Minimize window: Cmd + M

Displays to sleep: Cmd + Shift + power

Enter/Exit full screen: Cmd + ctrl + F

Show/hide the dock: Cmd + option + D

Hide application: Cmd + H / Cmd + option + H [All]

Search:cmd + space

$ mkdir : Make directory
$ pwd   : Print working directory
$ cd    : Change directory
$ mv    : Move file or directory
$ pushd : push directory
$ popd  : Pop directory

$ grep  : Find things inside files
$ xargs : Execute arguments
$ cat   : Print the whole file

$ env   : Look at environment
$ export: Export/set a new environment variable

$ echo  : Print some arguments
$ man   : Read a manual page

$ apropos : Find what man page is appropriate

$ chown : Change ownweship
$ chmod : Change permission modifiers

$ exit  : Exit shell
$ sudo  : Become super user root

$ hostname : Computer's network name
$ ls                  : List directory
$ find                : Find files
$ rmdir               : Remove directory
$ less                : Page through file