Issue #150 / May 2013

Spreadsheet scripting with Google Apps Script is made possible by server-side JavaScript.

We’ll show you a practical project for monitoring home energy usage with SSH and OpenWrt.

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

USB sticks and SD cards quickly lose their value, but if a script distributes the data across several such devices, flash memory is still useful as a fast and shockproof backup medium despite limited capacity.

XML security problems are numerous, but you can take steps to limit your exposure – or you can use a different standard.

Even state-of-the-art computers need to use clever methods to process ever-increasing amounts of document data. The open source Lucene framework uses inverted indexing for fast searches of document collections.

Occasional worries about the system status are part of the sys admin’s daily life, and admins usually keep a fat toolbox of top and stat tools to alleviate them. Charly says he can manage with just one multitool – for the time being, at least.

Linux users have an array of open source gaming options at their fingertips. We take a look at five first-person shooters that really stand out.

With the right tool and a bit of artistic talent, you can create two-dimensional cartoons, even without Flash. In this article, we present four animation programs and look at how well they perform in practice.

The mysterious /proc virtual filesystem is a rich mine of information about everything in your system.