Klaus Knopper is the creator of Knoppix and co-founder of the LinuxTag expo. He currently 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

wikiCalc is a unique tool that offers a combination of spreadsheet functionality and wiki features. This may sound like a strange pairing, but wikiCalc provides a refreshingly new approach to the spreadsheet concept.

IEs4Linux lets web developers who work in Linux install Internet Explorer in just a couple of minutes to test their websites without booting Windows.

WS-Addressing is a standard that enables flexible communication between web services.

Microformats are simple HTML tags that reveal information about web data. We'll show you how to take advantage of this handy technology.

The powerful Helma application server brings new powers to the JavaScript language. We'll show you how to use Helma to build a simple RSS reader.

Let the nimble Perlbal web server keep your traffic in balance.

A world record attempt has been launched today: starting at 10:00 a.m. Pacific Daylight Time, the new Firefox 3 browser became available for downloading. And that's not all: the makers of Firefox are seeking to make their way into the Guinness Book of Records.