I just finished writing my third e-book about Perl one-liners. Perl one-liners are small and awesome Perl programs that fit in a single line of code and they do one thing really well. These things include changing line spacing, numbering lines, doing calculations, converting and substituting text, deleting and printing certain lines, parsing logs, editing files in-place, and many more.

This tutorial shows how you can serve CGI scripts (Perl scripts) with nginx on Debian Squeeze/Ubuntu 11.04. While nginx itself does not serve CGI, there are several ways to work around this.

Lately, the Perl language has had less buzz surrounding it than many other languages and development environments, but Perl is still a key component on the Internet.

The enterprise has long favored Java and .Net, but PHP and other dynamic programming languages have left their infancies and are rapidly closing the gap on their more stodgy competitors.

The Perl CPAN Testers have been suffering issues accessing their sites, databases and mirrors. According to a posting on the CPAN Testers' blog, the CPAN Testers' server has been being aggressively scanned by "20-30 bots every few seconds" in what they call "a dedicated denial of service attack."

On a seasonal Perl note, the Perl Advent Calendar has been going since 2000, and it provides a Useful Perl Module for every day between the 1st and the 24th of December. Less chocolatey than your average advent calendar, but possibly more useful.

Flickr isn't just for photo sharing and social networking; it's a legitimate business tool. Learn how Perl programmers can use the CPAN Chart modules to create charts and graphs, and the Flickr::Upload module to upload the charts to Flickr.

Perl has been around since 1987 and became an early darling of web developers. These days, however, you don’t hear much about Perl. Everyone seems to be talking about trendier languages like PHP, Python and Ruby, with Perl left in the back as a neglected, not-so-hip cousin.