Archive | OpenSource

Open Source means that users have the freedom to see how software works, adapt it for the own needs, fix bugs and limitations and contribute back to the community.

Notes from CentraLUG meeting, 5-Feb-2007: Matt Brodeur and GNUPrivacyGuard

We were lucky last night to have Matt Brodeur drive up from his day job at RedHat in Westford, MA to present a meeting on GPG, the open source implementation of OpenPGP, the Pretty Good Privacy algorithms and utilities. Matt had a slideshow in OpenOffice.org 2 Impress (available at http://www.nexttime.com/mbrodeur/GPG2007) and in PDF here.

Eleven attendees made it to the meeting. Matt briefly discussed the origins of PGP, and then dove right into the process and utilities of how Privacy Guard works. Matt also had brought some scripts he replayed to walk through the sequence of generating a key pair, signing another’s key, sharing keys to a keyserver. Matt walked us through the concepts behind the Web of Trust and the issues and processes of revoking keys. During the presentation and following, there were a fair number of questions and Matt dealt with them well.

Although we had hoped to have a keysigning as part of the meeting, we elected to postpone that portion to future meetings. As the group is fairly small, we agreed we can do individual signings as needed.

Future meetings: March 5th will feature Andy Bair talking about “Digital Forensics File Carving,” a popular topic he’s presented at several other groups. On April 2nd, William Stearns will do a presentation on Logical Volume Management. I saw Bill do an LVM presentation at DLSLUG back in 2005, and he had a great presentation. Looking forward to seeing both presentations!

Free Linux Device Driver Development

Greg Kroah posts an open letter to all device manufacturers, offering free development of Linux device drivers through the new Linux Foundation (formerly Open Source Development Labs) here:

“The driver will be written by some of the members of the Linux kernel developer community (over 1500 strong and growing). This driver will then be automatically included in all Linux distributions, including the “enterprise” ones. It will be automatically kept up to date and working through all Linux kernel API changes. This driver will work with all of the different CPU types supported by Linux, the largest number of CPU types supported by any operating system ever before in the history of computing.”

Awesome! Read the entire post here

Groklaw – EU Commission Study Finds You’ll Save Money Switching to FOSS

Groklaw points to EU Commission Study Finds You’ll Save Money Switching to FOSS. The “free” adjective has always been a burden for FOSS, but when the other choice sounds like “Open Sores” it doesn’t take a marketing genius to decide… that geeks shouldn’t try to sell software. The Total Cost of Ownership (TCO) stalking-horse has been one of the best ways to confuse the issues, like the “shopping cart” estimates of cost of living. It depends if you prefer organic tofu or roast beast. Calculating the total cost of developing, maintaining, installing, training, supporting, migrating to/from and disposing of software is a guesstimate so mired in swags and assumptions it can mean whatever the company paying for the study wants it to mean, now can’t it?

Survey of email servers shows Open Source still king

Over on the O’Reilly site, Ken Simpson and Stas Bekman write of their adventures “Fingerprinting the World’s Mail Servers.” They report:

Of the 400,000 domains we surveyed, 31.2 percent of them (still) receive their email via open source mail server software. Of these, the most popular by far is still the old guard, Sendmail (12.3 percent), with Postfix a relatively close second (8.6 percent). Exim and qmail are roughly tied (5.3 and 5.0 percent, respectively) in third place.

Interesting.

Dabo rocks!

I’ve mentioned it before, but the dabo project rocks! dabo is intended to be a cross-platform (Mac/Linux/Windows/Everywhere) rich-client application (like FoxPro 2.5 before MS bought it) with the rich-client experience (grids, list boxes, checkboxes, pageframes, menus, multiple forms) in the appropriate widget-set for each OS. It supports a slew of backend data sources (MySQL, PostgreSQL, MSSQL, Oracle, more) and is designed with a similar architecture (UI-BizObjects-Data) to many of the FoxPro frameworks. Best of all, it’s written in Python and available under an Open Source license.

I’ve spent a couple days downloading the source, watching the excellent screencast tutorials, browing the extensive mailing list archives and wiki, running the demos, generating an app with the App Wizard and reading the code. I’ve got an existing LAMP application that would benefit from a rich-client component with reporting capabilities, and dabo looks like a good choice. Hope to blog my progress as I get into it.

esr plans World Domination, sophomore edition

Eric S. Raymond posts World Domination 201, the second part (here’s the first) of the Free/Open Source Software/GNU/Linux cabal’s plan to take over the world. I don’t find this anywhere near as scary as the Halloween Documents. I would like a set of codecs to legitimately play my legitimately owned/viewed Quicktime, MP3, and DVD collections. I think everyone would. It’s disturbing to consider that this might be the only thing hampering Linux acceptance as a desktop, and that the copyright and patent licenses intended to foster free trade and promote the Arts & Sciences are in fact doing the opposite.

Fedora Core 6 OOBE and Print to PDF

I’m switching my laptop machine from Ubuntu 6.06 to Fedora Core 6, at least temporarily. The two are both eminently usable; differences are more with fit and finish and where they hide things than major functionality issues, imo. Mostly, I suspect it will be a matter of learning my way around and Googling the correct magic phrases to find the functionality I need.

Installing printer drivers was a snap, but I’m not Aunt Tilly. I knew the laser at laser.tedroche.com was LPD and the OfficeJet was a JetDirect at hpoj.tedroche.com port 9100. Picking the model and configuration was straight-forward, but they need to work on that first step of searching for printers that will advertise themselves when asked the right question.

I was pleased to see that SciTE was in the default repositories and installed with ease. However, saving to PDF required a Google to point out that the CUPS-PDF driver was easy to install from the overly-simple package manager interface, but you had to know the location of /etc/cups/cups-pdf.conf configuration file to keep the driver from dumping each PDF on the desktop.

Eben Moglen keynote from Plone 2006 conference

On the way back from a client this week, I got to listen to an audiocast of Eben Moglen's keynote speech from the Plone conference. Darned if I can find the link that brought me to the MP3, but there's a video and audio link here. Mr. Moglen is Chief Counsel for the Free Software Foundation among several other notable tasks, and has some remarkable and far-ranging insights into the importance of Free Software. Worth a listen.

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This work by Ted Roche is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States.