The Unix diff command is very handy, but it can do a lot more than just let you know if two files that you’re evaluating are the same or different. It can find and show you the differences and it can ...

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 ...