Haiku is a free operating system and an alternative to Linux. It celebrated its seventh birthday on 18 August, and it's still being actively developed. Haiku is nowhere near being considered a finished product, but it's now stable enough for everyday use. Most importantly, it's very interesting.

The most important part of terminal emulation is how it displays information on the monitor. When you hear the phrase ‘‘text mode,’’ the last thing you’d think to worry about is graphics. However, even the most rudimentary dumb terminals supported some method of screen manipulation (such as clearing the screen and displaying text at a specific location on the screen).

«A few months ago, we finished the third of a series about features added to longstanding utility programs. This month we’ll look at the new features that GNU programmers and others have added to all of the other features that find(1) already had. (You can “find” an introduction to find in here: A Very Valuable Find.»

In part one of this tutorial looked at installing and configuring greylistd alongside Exim to help combat the evils of Spam. In this second part I will look at getting some information out of greylistd — handy if you need to troubleshoot why the CEO’s “urgent” message hasn’t arrived yet!

Building applications that work across multiple platforms is always a challenge, but the web has provided a solution for some of those problems, by inherently being a cross-platform medium.

Recently I wrote about how you can open (and use) Linux applications in Windows using a combination of PuTTY and XWin32. This system was fairly easy but a bit cumbersome. With a recent update to XWin32 Live, PuTTY has been removed from the equation and the setup/use is now easier than ever.

Setting up your own on-demand video site doesn't have to be complicated. Upload some videos and put them up for people to watch — easy enough. But if you're going to be doing a lot of videos, you'll need a way to keep them organized.

shd-tcp-tools provides a collection of tools for port forwarding, load balancing, and rate-limiting TCP connections. They can be useful if you want to offer SSH services but also limit how much of your bandwidth each user can consume, so that a single long-running SCP operation cannot starve the link from your server to the Internet.