Having an SSH server can be incredibly useful; you can access a “headless” server without a monitor, get shell access to your system from anywhere in the world, transfer files without using FTP, securely tunnel VNC or web browsing, safely restart a locked-up system, and a lot more. However, improperly setting up a SSH server can leave your system vulnerable. Here’s how to install a secure SSH server (specifically OpenSSH) on Ubuntu or other Debian-based distributions.

The problem with the battle between HD-DVD and BLU-RAY was they were identical standards for high-definition video players. The arguments over high-definition digital video standards has a salutary lesson for the world of document formats. Once the dominant owner of all document formats, the ubiquitous .DOC, .XLS and .PPT file types, Microsoft is attempting to force all computer users to standardize on their latest efforts. This new format goes by the unwieldy name of Office Open XML (OOXML).

Frozen-Bubble has blissfully stolen hours and hours of my life with its addictive gameplay and flippin' awesome soundtrack. It's an easy game with a simple premise: shoot colors bubbles onto the game board in an attempt to match up three or more similarly colored bubbles. Doing so will cause them to fall from the board, taking connected bubbles with them. If you clear all of the bubbles, you move on to the next level. If the bubbles pile up and cover the entire screen, you lose the game and restart the entire level.

"Richard Stallman, who started the free software movement, visits Russian in March 2008. The legendary programmer plans to give several lectures for students and specialists and hold a press-conference. Mr. Stallman is known to be the initiator of his visit to Russia. Experts relate his arrival to a boom in the domestic free software market..."

Microsoft Exchange is the name most organisations go for when thinking of sharing calendars, e-mail etc. However, there are free software alternatives—and of course you don’t have to go for the obvious or popular option.

Nobody is buying it. Well. Employees, maybe. Microsoft is once again promising interoperability and adherence to standards, but its own version of each. Interoperability that is safe only for noncommercial software excludes Microsoft's number one competitor, Linux. It is noncommercial and commercial, depending on who is using it. So, right there it tells you that this is a promise to do nothing that matters.

“[Google] has sponsored developers from Codeweavers to make Photoshop CS and CS2 work better under Wine,” according to a computerworld article. This could mean more users switching from Windows to Linux.