The useful program ping can be used to quickly test connections on your computer network. sends a signal from your computer to a specified network address. If the computer at that address responds, ...

The Terminal in OS X may seem like a cryptic tool to use, but there are some quick and useful commands that can be run in it to help troubleshoot your system, and they do not require much knowledge of ...

The command-line interface of your Mac lets you get into the Unix underpinning that makes Macs so powerful. Learn the top commands everyone should know to be a Mac power user. Over the years, the Mac ...