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B-Trees are used to help search various data. Some file systems use B+Tree to search directories, extent descriptors, file allocation and even file retrieval. In the future, B+Tree may be used to search through more types of data within the file systems.

Some days ago Left 4 Dead 2 has been released on Linux on Steam Gaming Platform. The game was released on 2009 for many gaming platforms such as Xbox and Windows, but if like me you like to play games on your Linux box, this is a good opportunity to play one of the most famous FPS cooperative survival Zombie games.

OpenGL 3.1 support has been done in Mesa for some time, but OpenGL 3.2 is still a work in progress ahead of the Mesa 9.2 release. Holding back proper OpenGL 3.2 support in core Mesa is full GL Shading Language 1.50 support (GLSL 1.50) and finishing up OpenGL Geometry Shaders support. Not all Mesa drivers are supporting OpenGL 3.1~3.2 though with the modern AMD "RadeonSI" Gallium3D driver for instance still being limited to OpenGL 2.1 compliance.

Universe Sandbox where you can spawn massive stars, launch asteroids, and manipulate gravity with just a few clicks, currently Windows only but the developers have said something interesting for the next version.

There are actually two types of Unix commands, internal and external. This concept may be new to new Unix and Linux users, but knowing this will help you write better scripts.

Google fixes Android's security problems relatively quickly, but the OEMs and carriers are painfully slow to implement them. Isn't it time for Google to take a page out of Microsoft's playbook and implement regular direct-to-user security updates?

Most of my software development takes place on a Ubuntu 12.04 running LXDE. It is stable and provides me with everything I need. I also keep a copy of Fedora on a different partition on my hard disk. The attraction is the latest versions of gcc and glibc. With a new Fedora version just released, it is time to check it out.

In this tutorial we will learn what are the most common linux server's hardening tips and checklist like enable timestamps in history command and enable log rotation policy.

It's time to take a look back at June and see how open source is changing the world. We'll take a look at what articles where hot, a few that you may have missed, and what the chatter was all about last month. We published 42 articles in June—that includes several posts from our community moderators and many from our open source community of contributors. Find out how you can contribute your ideas.

Colorful language from Linus Torvalds helps to herald the first release candidate of new Linux kernel

For more than a decade, Evan Prodromou has worked to build open source tools that help people share things online. In 2003, he co-founded Wikitravel, a website that lets world travelers collaborate on the ultimate travel guide. Then, in 2008, Prodromou launched StatusNet, a decentralized, federated networking tool whose public face, identi.ca, became the microblogging service of choice for many free software advocates and open enthusiasts.

Oracle will soon be announcing that it's discontinuing development of its Virtual Desktop Infrastructure, Sun Ray software and hardware and Oracle Virtual Desktop Client product lines.

For those involved in data analysis, numerical computation and taks of that nature, Matlab is an industry standard software to use, though it is not necessarily the best available. The problem is that (Matlab) is commercial and can be expensive.

Linus Torvalds announced the Linux 3.11-rc1 release on Sunday afternoon...

There are many tools out there to view and control your systems remotely such as Teamviewer and VNC etc. But if you have a Google Chrome browser installed in your system, then you don’t need any extra remote desktop sharing software. Google Chrome has its own extension called Chrome Remote Desktop.

The Zorin OS team is proud to release Zorin OS 7 Lite and Educational Lite, the latest evolution of the Zorin OS Lite series of operating systems, designed specifically for Windows users using old or low-powered hardware. This release is based on Lubuntu 13.04 and uses the LXDE desktop environment to provide one of the fastest and most feature-packed interfaces for low-specification machines. This new release includes newly updated software out-of-the-box, the introduction of new software and a new desktop theme. We also include our innovative Zorin Look Changer, Zorin Internet Browser Manager, Zorin OS Lite Extra Software and other programs from our earlier versions in Zorin OS 7 Lite and Educational Lite.

Last month we shared slides from a presentation about Linux as a gaming platform. After that generated much interest, the developer of this presentation has revised his slides.

Intel's Ironlake hardware may be very old and not nearly as nice as the latest generation Haswell parts, but shipped today was a new patch-set for implementing hardware context support.

Quite often on Phoronix we cover various experimental open-source projects that catch our interest as they're interesting from a technical perspective, but often these projects don't end up stabilizing due to limited manpower or prove to be too technically ambitious. Here's a look at some of the less heard of open-source projects that have previously been covered on Phoronix to look at where they are today.

Chris Wilson has put out another speedy X.Org Intel graphics driver release, this time bumping it to version 2.21.12.