Although it is often simplest to add a new user to a computer running Mac OS X using the built-in graphical interface, you may prefer to do so from a Terminal window, perhaps because you are ...

User permissions on the Mac OS X operating system determine whether a user can perform certain operations, like changing sensitive settings or installing new programs. Setting a user as an ...

If you’ve been using a Mac for any length of time, you know that it’s more than just a pretty point-and-click, window-and-icon interface. Beneath the surface of the operating system is an entire world ...