Command interpreters and scripting languages like the Bash shell are essential tools of any operating system. Here’s how to use powerful data structures in Bash called associative arrays or hashes. In ...

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 ...

If you're used to a "standard" *NIX shell you may not be familiar with bash's array feature. Although not as powerful as similar constructs in the P languages (Perl, Python, and PHP) and others, they ...