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 ...

Delete Backs up to erase one character. Backspace Mapped as a backspace key, displaying ^H. Ctrl-u Erases the command line. Ctrl-w Erases the last word on the command line. Ctrl-s Stops flow of output ...

If you find your thrill delving into the networking side of Unix, you'll find that there are lots of commands to give you all the insights you might want. I will never forget my first ping. Working on ...

Memory is still one of the things that most determines how well your Unix servers will perform. Knowing what commands will tell you what you need to know and what their responses mean will help keep ...