B ash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do ...

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 ...

bash, or the Bourne again shell, is the default shell in most Linux distributions. The popularity of the bash shell amongst Linux and UNIX users is no accident. It has many features to enhance ...

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 ...

The Linux command line allows you to get a lot of work done – especially when you learn enough “tricks” to make it interesting and productive. The expression “Linux tricks” refers to the many ways ...

Since version 3 (circa 2004), bash has a built-in regular expression comparison operator, represented by =~. A lot of scripting tricks that use grep or sed can now be handled by bash expressions and ...

When using the Linux terminal, we often make mistakes. At other times, tasks feel just plain tedious. Fortunately, there are many terminal tricks that help you amend those mistakes and perform the ...