Dave Taylor has been hacking shell scripts on UNIX and Linux systems for a really long time. He's the author of Learning Unix for Mac OS X and Wicked Cool Shell Scripts. You can find him on Twitter as ...

The module that Apache uses to run server-side shell scripts is mod_cgi, which is available on major Linux distributions. Once the module is enabled, it's time to configure the directory permissions ...

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 ...

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

If you write a simple bash script, you can use the equivalent to printf — maybe that’s the echo command, although there is usually a printf command on a typical system, if you want to use it.

Bash scripting is every Linux administrator's Swiss Army knife. Learn how using a for-loop in conjunction with Bash scripts can produce powerful results.

Wrap-up Using pipes, aliases and scripts can make the Linux command line easier to use and more powerful.

I often profess that Linux can be used without the command line, but at some point, you might want to learn it anyway. When you do, consider these commands.