The --version (-V) option goes hand-in-hand with --help because it helps you find out about the program, and it’s usually supported where --help is. Traditionally, the --version option prints the ...

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 ...

I've been using Linux for a very long time, and from day 1, the terminal window and command-line interface (CLI) have been an integral part of my work. At the same time, I've learned that it's OK to ...

Most Linux distributions are considerably more secure than Windows out of the box. There are many reasons for that, including the inherent user and file permissions structure, the addition of ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t presume to tell you that ...

One of the things that makes Linux and Unix-like systems both powerful and frustrating is that there are many ways to accomplish any particular goal. Take something simple like running a bunch of ...

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 ...