This post covers some well-known Linux commands that, when used with particular options and arguments, can save you some time or ensure that what you are doing is what you intended. The first “trick” ...

The shopt builtin offers 53 settings that can alter how bash behaves. Read this post and then refer to bash's man page to follow up on how these settings might work for you. If you haven’t tried it ...

In this article, I want to cover a more fundamental aspect of shell scripting: working with command arguments. I suspect that most shell scripts go through an evolution with their command flags, ...

Exploring data, one index at a time.