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IBM has published the following new technical articles, tutorials, and downloads on its DeveloperWorks website. They cover a range of interesting (though not necessarily embedded) technical topics, primarily related to Linux and open source system development. Some require free registration. Enjoy . . . !

[I think many, if not all, of these have already been on the LXer Newswire, thanks to the efforts of IdaAshley and solrac. Here they are collected onto one convenient page, for any who missed them on the Newswire. -- grouch]

jEdit's official site describes this product as "a mature programmer's text editor with hundreds...of person-years of development behind it". No doubt you will want to review the features of jEdit before deciding if it's right for you.

This article introduces basic client-side networking using both core Python modules and the Twisted framework. For its example, I will show how to send, receive, and delete emails, and conduct Telnet sessions. I have written two functionally equivalent examples, one using the core modules (mail-core.py) and another using Twisted (mail-twisted.py), with both start, stop, and interact with a server to process emails. These programs work with any standard-compliant SMTP and POP3 servers in sending and retrieving of emails. The starting and stopping of server are specific to the Apache James mail server, which I choose as a local testing server due to its ease of installation and its shutdown procedure in a Telnet session.

SpikeSource, a vendor of business-ready open source products, has announced the addition of Open-Xchange Server to the company's applications lineup, targeted to both small and medium size enterprises and larger companies through authorized channel partners.

Computer Business Review has ranked Red Hat CEO Matthew Szulik as the second-most influential mover and shaker in information technology over the past 12 months.

So, Prudence, computers do make mistakes…We all know of floating point numbers, so much so that we reach for them each time we write code that does math. But do we ever stop to think what goes on inside that floating point unit and whether we can really trust it?

Start-up Movidis uses 16-core MIPS processor originally designed for networking gear to take a crack at Linux server market.

Red Hat Enterprise Linux 5 Desktop, which is expected to ship later this year, will compete head-on with the recently released Novell Suse Linux 10.

[Let me know when it gets here. Futureware doesn't run well on my computers. Other distros have always been desktop-friendly. -- grouch]

Living in California's Silicon Valley has many benefits, not least of which is exposure to the "next big thing" on a near-daily basis. Yesterday, we discovered that Ubuntu Linux, not content to target first desktops and then servers, is now getting installed on billboards!

This collection of software for Microsoft Windows fills the basic needs for Internet, work, and security. If the price seems low, that's because this is all free software you can download from the Internet. This is not piracy, this is good free software.

How good is it? The software is as good, or better, than most commercial software sold for the same purpose.

The Independent Oracle Users Group (IOUG) has just released its third market study of 2006 from worldwide Oracle user group community members - 60 percent of Oracle database sites have open source operating systems in operation.

Venture capital firm Matrix Partners has just pumped $13.8 million into Digium, the creators of the popular open source PBX (private branch exchange) software Asterisk. The investment is another example of how VoIP-enabled products are entering the mainstream.

Add Celtx to your software toolbox, then get ready to sign the standard "rich and famous" contract. Celtx is media pre-production software for writing screenplays and keeping track of all the details that make up the production of a movie, theatrical production, or animation project.

Dr. Tomislav Svoboda spends a lot of time working to improve the plight of the homeless in Toronto. He began his residency by working at the Seaton House, Canada's largest homeless shelter, which cares for about 700 men. Svoboda and Seaton House director Art Manuel are transforming the way the homeless receive services in this city. In their quest to provide the best care possible and to fulfill their vision to end the problem of homelessness in Toronto, Svoboda and Manuel aren't afraid to challenge paradigms by using non-traditional tools, like a small glass of wine and a full-blown open source development project.

Pocket Podcasts, an open source podcast client for Windows Mobile devices, has been updated. The beta 2 version adds support for RSS viewing, podcast downloading over WiFi and video support, when combined with TCPMP.

Everyday objects with networking capabilities, consumer-driven Web content and applications and ad-hoc sensor network meshes are just a few of the technologies we can look forward to in the coming years according to the latest Emerging Trends Hype Cycle released by Gartner.

The GNU Linear Programming Kit is a powerful, proven tool for solving numeric problems with multiple constraints. Get an introduction to GLPK, the glpsol client utility, and the GNU MathProg language to help find the best solutions to complex numeric problems. Then, learn to solve the problem of optimizing the operations for Giapetto's Woodcarving, Inc., a fictional toy manufacturer.

An IBM press release reports a software donation to the Open Healthcare Framework which is an electronic medical record interoperability platform. However, the announcement is non-specific about what was actually open-sourced

The goal is to allow different hypervisors to manage Linux virtual machines generated by a competitor's software.

Peace has been established on at least one front: XenSource and VMware are working together to improve virtualization in the Linux kernel.

The Debian Installer team is proud to announce the third beta release of the installer for Debian GNU/Linux Etch.