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Run Your Own Virtual Reality with OpenSim

By Bill Childers 
By running OpenSim on your own server, you can create your own virtual world and even connect it to other virtual worlds. more>>

Find Yourself in Second Life with Linux

By Bill Childers 
Where open source, collaboration and gameplay unite. more>>

Work the Shell - Special Variables II

By Dave Taylor 
Using different forms of variable expansion. more>>

Using Capistrano

By Dan Frost 
“We will encourage you to develop the three great virtues of a programmer: laziness, impatience, and hubris.”—Larry Wall, Programming Perl more>>

Work the Shell - Special Variables I: the Basics

By Dave Taylor 
Dave begins a new series of columns on shell variable notation. more>>

Cooking with Linux - Evil Agents under the Bed and Other Scary Things that Go Boom!

By Marcel Gagné 
If you are finding yourself losing sleep over possible intruders and ne'er-do-wells, it's time to relax and look at the lighter side of security threats. more>>

Hack and / - Manage Multiple Servers Efficiently

By Kyle Rankin 
Use a few simple techniques and a couple extra tools to simplify things when you must administer a group of machines at a time. more>>

Cooking with Linux - Really Useful Gadgets...Sort of

By Marcel Gagné 
Gadgets are tools, but referring to a tool as a gadget implies a bit of fun. more>>

Hack and / - Mutt and Virtual Folders

By Kyle Rankin 
Why limit yourself to searching for messages within one folder in mutt? You are a few short shell scripts away from multifolder searching bliss. more>>

At the Forge - Memcached

By Reuven M. Lerner 
Want to make sure your application will scale? Consider memcached, which allows you to speed up response time, as well as reduce the load on your database server. more>>

Work the Shell - FilmBuzz Trivia Goes Live

By Dave Taylor 
Wrapping up the Twitter movie trivia game. more>>

Increase Performance, Reliability and Capacity with Software RAID

By Will Reese 
Linux software RAID provides a flexible software alternative to hardware RAID with excellent performance. more>>

Hack and / - Memories of the Way Windows Were

By Kyle Rankin 
Still arranging windows by hand? Learn how to take advantage of Compiz's window memory, so it can do the work for you. more>>

Cooking with Linux - Warp-Speed Blogging

By Marcel Gagné 
Telling everyone you know about the many fascinating things in your life may sound like a daunting task for even the most dedicated blogger, requiring many hours at the computer and thousands of words. One way to speed things up is limiting your messages to 140 characters or less. Impossible? Not at all. Welcome to microblogging. more>>

Use Python for Scientific Computing

By Joey Bernard 
As a general-purpose programming language, Python's benefits are well recognized. With the help of some add-on packages, you can use Python for scientific computing tasks as well. more>>
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How to Build an Optimal Hadoop Cluster to Store and Maintain Unlimited Amounts of Data Using Microservers

Realizing the promise of Apache® Hadoop® requires the effective deployment of compute, memory, storage and networking to achieve optimal results. With its flexibility and multitude of options, it is easy to over or under provision the server infrastructure, resulting in poor performance and high TCO. Join us for an in depth, technical discussion with industry experts from leading Hadoop and server companies who will provide insights into the key considerations for designing and deploying an optimal Hadoop cluster.

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Red Hat White Paper: Using an Open Source Framework to Catch the Bad Guy

Built-in forensics, incident response, and security with Red Hat Enterprise Linux 6

Every security policy provides guidance and requirements for ensuring adequate protection of information and data, as well as high-level technical and administrative security requirements for a system in a given environment. Traditionally, providing security for a system focuses on the confidentiality of the information on it. However, protecting the data integrity and system and data availability is just as important. For example, when processing United States intelligence information, there are three attributes that require protection: confidentiality, integrity, and availability.

Learn more about catching the bad guy in this free white paper.

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Sponsored by DLT Solutions