When the Perlmeister is on the road, he likes to know what's going on at home. Armed with just two scripts, he draws on the Tumblr API to store snapshots cyclically from his home security camera.

Just as a craftsman is unlikely to purchase a new angle grinder every month, sys admins are unlikely to change constantly their tried and trusted tools. Columnist Charly Kühnast ditches this conservative philosophy this month, lured by the charms of a new logfile tool.

Kurt describes how to use Squid's ACLs and ICAP when you want to limit Internet access, for whatever reason.

The simple Pomodoro technique seeks to improve time management skills and make inroads into Agile programming. We look at four tools that can help your concentration.

Taskwarrior is arguably the most powerful command-line task manager. We show you how to use this application to manage tasks like a pro.

The easy-to-use Pass offers password control at the command line. We show you how to set it up and use it.

The UberWriter text editor, which is optimized for Markdown, includes a number of interesting features and does some amazing things. We show you how it works.

The Linux kernel and its penguin mascot are widely viewed as the symbol of free and open source software. The truth, however, is that the Linux kernel is only partly free.

LinuxCon Europe – one of the best GNU/Linux events of 2013.

"maddog" laments yet another instance where GNU/Linux fails to get a mention.