In the examples directory, you can even see how to embed gum inside things like Python or Ruby. Sure, there are tools like dialog, and for more advanced scripts, you might need that.

Developing scripts to handle your more complicated tasks can make your efforts on the Linux command line considerably easier and more reliable – at least once the scripts are written and tested.

The Moving Parts of I18N in Bash Building on the fundamentals outlined above, let's move onto a real example. This section demonstrate how I18N and Localization are supported and applied in a bash ...

When writing scripts, it’s important to know how to test and validate variables.

This article is excerpted from Chapter 7 of my book Linux Programming by Example: The Fundamentals, published by Prentice Hall (ISBN: 0-13-142964-7). Chapters 1 through 6 cover the standard APIs for ...

Common errors with for loops One of the most common errors when using scripts bash on GNU/Linux is to read a file line by line by using a for loop (for line in $ (cat file.txt) do. ..). In this ...

Looks much easier. Still, bash isn’t that hard. If you must have bash scripts for some reason, this might be worth a look. As a general-purpose programming language, you should probably stick ...