This post follows up on Part 1 by examining the many ways that you can test the value of variables – e.g., whether they equal particular strings like “yes” or “no”, if they have a numeric value, if ...

Linux, known for its robustness and flexibility, has been a favorite among developers, system administrators, and technology enthusiasts. One of the pillars of Linux's capabilities is its inherent ...

Skip one-click backup apps. This rsync script gives you full control over what gets saved and when, plus logs and a few hard-won lessons.

We often write quick bash scripts and judging by the comments, half of us use bash or a similar shell to pop out quick, useful scripts, and half of us think that’s an abomination, and you should only ...

The printf command offers well-defined behavior following the POSIX standard, which means it works the same way across shells and systems. Where echo often fails with escape sequences, printf handles ...