Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...

AWK is a pattern-scanning and processing language that searches one or more files for records (usually lines) that match specified patterns. It processes lines by performing actions, such as writing ...

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...

One of the best things about Linux is that it offers several ways of handling every task. Everything you do in Linux will have an alternative method, from the simplest to the most complex. But don't ...

Have you ever used Secure Shell to access a remote machine, only to find yourself needing to download a file from a remote location? What do you do? Since you only have terminal window access to that ...

If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

For most of us who didn’t do well in high school English class, spell checkers are a real game-changer. Sure, you can still swap a “to” and a “too,” but a spell checker will catch a lot of typos. But ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...