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 ...

Every month or two, someone asks me how they should go about learning Unix. The short answer is always “use it” or maybe as much as “use it — a lot.” But the detailed answer includes a lot of steps ...

This chapter excerpt on Linux Administration (download PDF) is taken from the book The Accidental Administrator: Linux Server Step-by-Step Configuration Guide. Among the topics covered in this book ...

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.

If you are used to the Unix command line, then you will find yourself right at home with Apple’s Terminal application in OS X. The tool launches bash as the default shell for user accounts, but you ...

Using UNIX in a day-to-day office setting doesn't have to be clumsy. Learn some of the many ways, both simple and complex, to use the power of the UNIX shell and available system tools to greatly ...

Cron is nice and all, but don't forget about its cousin at. When I first started using Linux, it was like being tossed into the deep end of the UNIX pool. You were expected to use the command line ...

A text-based user interface to the computer. The command line is a blank line and cursor on the screen, allowing the user to type in instructions for immediate execution. All major operating systems ...

The Terminal app in macOS keeps track of recent commands you've used so you can reuse them at a later time. Here's how to clear Terminal's command history. When you type commands and press return in ...