If you use Windows today and type ls, cat, grep, or awk in a terminal, there is a good chance something useful will happen. That was not always true. For most of the history of personal computing, ...

Lifehacker reader Michael writes in with a nifty tip that was lurking in our comments all along, but deserves to see the bright light of posting. If you're already using the Unix-like Cygwin, it's an ...

Click to viewThat Mac you're viewing this web page on using a pretty graphical interface? That's a Unix-based system which can run the powerful and age old command line utilities of the most advanced ...

Click for a PDF with this and four other essential Linux articles. And, if you’ve ever heard anyone say that for Unix, everything is a file, you might not be too surprised to learn that lsof works ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

Apple on Friday sought to calm OS X users who feared their computers may be at risk from a widespread vulnerability in popular UNIX command interpreter bash — which is included in Apple's UNIX-based ...