Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

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 ...

Computer understands the language of 0's and 1's called binary language. In early days of computing, instruction are provided using binary language, which is difficult for all of us, to read and write ...

Are you familiar with Huffman encoding? That’s where you pick shorter codes for more frequent letters. Morse code is the same way, in that the most-used letters are the shortest. [Matheus Richard] had ...

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 ...

You're using Linux every day—you may not just be realizing it. Every single time you enter a query on Google, scroll through your Facebook feed, or stream a video on YouTube, you're essentially ...

If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...

Microsoft's recent move to open-source its once Windows-exclusive PowerShell appears to paying off, with the language now popping up in the top 50 of the Tiobe index of the world's most popular ...

While many desktop Linux distributions provide an easy-to-use graphical user interface, there are times when you must perform certain work-related or system administration tasks using old-fashioned ...