We often write quick bash scripts and judging ... One of the examples, for instance, uses it to gather a Git commit message. If you browse the script, you might note that you can use HTML-style ...

If you are a traditional programmer, using bash for scripting may seem ... some of the advanced functions in bash are arcane or confusing. Strings are a good example. You don’t think of bash ...

The examples below describe these different mechanisms. The simplest way to return a value from a bash function is to just set a global variable to the result. Since all variables in bash are global ...

Bash functions can group related commands in Linux and run them as frequently or infrequently as needed. They can also make scripts more readable by organizing commands by the roles they play.

Today, we're going to introduce the concepts of simple variable substitution and loops—again, with a specific focus on the Bash command line itself, rather than Bash scripting. If you need to ...