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 ...

Unix was developed as a command line interface in the early 1970s with a very rich command vocabulary. DOS followed more than a decade later for the IBM PC, and DOS commands migrated to Windows.

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 ...

User profiles aren’t restricted to what shells your users use, what groups they are members of, and what privileges they have been allocated. While these factors are important, so are when they log in ...

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 ...

To transfer files back and forth to CS unix servers from a unix system, use either the scp(non-interactive) or sftp(interactive) commands. Both of these commands will ...

As Terry Lambert, the developer behind Linux ancestor Unix, once said, "It is not Unix's job to stop you from shooting your foot. If you so choose to do so, then it is Unix's job to deliver Mr. Bullet ...

Many people who use PuTTY to make secure connections between Windows desktops and Unix servers are unaware that PuTTY also provides a tool for securely moving files between the two platforms. The ...

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 ...