Issue #153 / Aug 2013

The beautifully named Openvenus platform aims to simplify an administrator's life; it runs commands against groups of servers and distributes files or software from a central location.

IT specialists often rely on automatic notification for status messages and logfiles by email. A Python script named Zeyple uses GPG to protect potentially sensitive messages against unauthorized viewing.

If you can use your desktop environment, then you can also write programs: All you need is your mouse, the Alice IDE, and some time to experiment.

Klaus Knopper is the creator of Knoppix and co-founder of LinuxTag expo. He works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine.com

You can create distributed, replicated, and high-performance storage systems using GlusterFS and some inexpensive hardware. Kurt explains.

With a small GPS receiver on his wrist, Mike has been jogging through San Francisco neighborhoods. While catching his breath, safe at home, he visualizes the data he acquired while running with Perl.

Thanks to LTE, state-of-the-art Internet technology has now made its way into Charly's quiet home. Accustomed to the sorrows of low surf speeds, our columnist prefers to make his own measurements.

With the right tools, you can create your own QR code squares with information you want to share, for example, on a business card, in a letter, or on your website.

The security of personal data is a major topic in the Linux world. zuluCrypt gives users a tool for uncomplicated encryption of any data.

The Alien package conversion tool can be very effective but can also generate unpredictable results. We show how to get the most out of this tool.