Webcams are useful for monitoring. Using CPAN modules and custom-made C code, Perl scripts can automatically adjust the exposure and fish the most interesting images out of a video camera’s data stream.

You can build a plugin in Perl to harness the power of the Nagios monitoring tool.

Lexers and parsers aren’t only for the long-bearded gurus. We’ll show you how you can build a parser for your own custom applications.

Linux lets tinkerers connect their hardware creations to computers. We’ll show you how you can use a simple Perl interface to check the temperature of your home or office while you’re away.

Because calendar rules are influenced by historical and political decisions, date manipulations are riddled with pitfalls. Perl’s DateTime module knows all the tricks.

We'll show you how you can avoid the tragedy of lost files with a transparent, Perl-based version control system.

AJAX technology adds dynamic elements to enhance sluggish websites. All it takes is a server-side Perl program and some client-side JavaScript code.

With a test suite, you can fix bugs and add new features without ruining the existing codebase.