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January 2010 Announcement

The January 2010 meeting of Washington DC Linux user group will take place on Wednesday, January 20 at 7pm.

Kent Miller will talk about apt-mirror and grub2.

The meeting location is our usual 2025 M street, NW in downtown DC. There will be signs in front of the building. The location is within 3 nearby Metro stops, both on the red (Dupont, Farragut North) and blue/orange (Farragut West, Foggy Bottom [a bit of a hike]) lines.

Parking in the area is available for approximately $5; there's even parking in the building itself. Street parking is free after 6:30pm, but scarce. There's a parking lot at 23rd St. between M and L that is not enforced after 7pm (people have successfully parked there for years---no one we know was ticketed or towed yet, but it could happen).

The meeting dates for 2010 are Jan 20, Feb 17, Mar 17, Apr 21, May 19, Jun 16, Jul 21, Aug 18, Sep 15, Oct 20, Nov 17, and Dec 15.


Dr. Miller's Slides

Apt-Mirror: apt-mirror_v0.1.pdf

As a bonus Dr. Miller provided the DC ACM Computopics newsletter

"CompuTopics Jan 10.pdf" where he has two security related book reviews on pages 5-10.

Note: the DCACM editor Cora Dickson mentions on page 2 that this is her last newsletter, and hopes someone steps up to continue the efforts as Communications Chair. [Webnewbies paraphrasing, see the source]


FOSE2010: Tux.Org, Inc. is once again a participant in FOSE! - March 23-25, 2010 Washington, DC

"FOSE is the premier meeting and solutions marketplace for government technology today. Where other events fall short on content and expertise, FOSE continues to evolve to meet the needs of an ever-changing government technology marketplace. FOSE features groundbreaking education, smart solutions and unparalleled networking events and programs. The event brings together an audience that shares passion for computing and technology, and is the gold standard for government technology events. FOSE is produced by 1105 Media that includes Federal Computer Week, Government Computer News, Government Health IT, Defense Systems and Washington Technology. Discover what FOSE is all about at FOSE.com"

Currently Booth 1507


December 2009 Announcement

The December 2009 meeting of Washington DC Linux user group will take place on Wednesday, December 16 at 7pm.

The computerization of the health care industry is an important area that has been in the news recently, and Free and Open Source software is bound to play a major role. Our speaker this month, Nancy Anthracite, has an unique perspective in this area, so this should be an interesting presentation.

Nancy is President & Chief Medical Officer of WorldVistA, a charitable, volunteer operated nonprofit organization that distributes the open source software, WorldVistA EHR, a medical records and hospital management system developed by the Department of Veterans Affairs that is Open Source. She will give us an introduction to it and also try to give us a rapid fire overview of what is going on in the world of electronic medical records now that there are strong incentives to adopt electronic medical records, a strong push to make them interoperable and huge amounts of money being distributed to implement them through the ARRA (American Recovery and Reinvestment Act.)

December 2009 Slides:

None Yet...


November 2009 Announcement

The November 2009 meeting of Washington DC Linux user group will take place on Wednesday, November 18 at 7pm.

Zachariah Wadler will be de-mystifying regular expressions. They are great for processing textual input but very intimidating to the uninitiated. He will go over the basic regexp: metacharacters, grouping, etc. He'll show a number of real world examples and the Perl 5 extended regular expression syntax as well.

Slides:

  • unscrambling-regular-expressions.pdf
  • unscrambling-regular-expressions.odp

  • October 2009 Announcement

    The October 2009 meeting of Washington DC Linux user group will take place on Wednesday, October 21 at 7pm.

    Przemek Klosowski will talk about LVM facilities in Linux, in the context of local Logical Volumes as well as iSCSI SAN technology. These things make Linux an enterprise class storage, with high-end features such as fancy RAID configurations, multi-path disk access, live data migration and size expansion/shrinking, etc.


    September 2009 Announcement

    DCLUG meeting date is tonight. I hope the DCLUG mailing list is up after the recent debacle. I don't have any presentation scheduled, so we will just meet and chat. See you at 7pm.


    August 2009 Slides

    Przemek has graciously offered the slides, and they are put up here:

  • BTRFS-DCLUG.odp
  • BTRFS-DCLUG.pdf
  • BTRFS-DCLUG.ppt
  • Enjoy, and hopefully (Webnewbie suggests) we make it a policy to require giving the slides in order to present, as my little fingers could not keep up with trying to type it all in... ;-/

    August 2009 Announcement

    The August 2009 meeting of Washington DC Linux user group will take place on Wednesday, August 19 at 7pm.

    Przemek Klosowski will talk about B-Tree File System, (BTRFS, pronounced ButterEffEss), the new-and-upcoming Linux filesystem that may replace the EXT family as the default storage for Linux. BTRFS was conceived by Chris Mason to compete with ZFS, and to address problems with the current generation of file systems. We'll will discuss and compare features, discuss history and future developments of BTRFS.


    July 2009 Slides

    Mackenzie's slides for July talk:

  • wifi_security-lug.odp
  • wifi_security-lug.pdf
  • wifi_security-lug.ppt

  • July 2009 Announcement

    The July 2009 meeting of Washington DC Linux user group will take place on Wednesday, July 15 at 7pm.

    Mackenzie Morgan will talk on how to lockdown a Linux laptop if you're somewhere you don't trust the WiFi (like a hacker con) while still getting online.


    June 2009 Announcement

    The June 2009 meeting of Washington DC Linux user group will take place on Wednesday, June 17 at 7pm.

    Jason van Gumster will talk about Blender (www.blender.org), the free 3D modeling and animation suite. He'll cover some of Blender's history and guide the uninitiated past the intimidating and quirky Blender user interface. If you were ever impressed by 3D computer-rendered artwork and wanted to try your hand at it, Jason will help you get over that initial hurdle and wrap your brains around Blender.


    June 2009 PreRelease: Blender

    Blender is probably the topic, so start studying up now... More official stuff likely to follow, as developed, approved, etc...


    May 2009 Announcement

    The May 2009 meeting of Washington DC Linux user group will take place on Wednesday, May 20 at 7pm.

    Greg Dekoenigsberg from RedHat will talk about role of Free and Open Source Software in Open Government.

    The open government movement is quickly gaining strength. It's in everyone's best interest to ensure the transparency and freedom of the technical infrastructure that runs our federal, state and local governments.

    Open source developers are uniquely qualified to lead this effort. How can open source developers participate in this movement today? What are the challenges that we must overcome to bring more open source developers to the open government movement?


    April 2009 Announcement

    The April 2009 meeting of Washington DC Linux user group will take place on Wednesday, April 15 at 7pm.

    Peter Haggerty from Librato will give away five 1GB flash drives and present clever user space techniques for process management. The Librato tools provide various process management capabilities -- from monitoring both actual and desired resource usage inside of a process to checkpointing processes on one machine and resuming them on a different machine. None of these techniques require anything more than setting a few environment variables to preload a shared library. No recompiling, no relinking or no kernel mods.

    Peter will discuss in detail a load management technology which guarantees different resources levels to competing groups of processes on the same operating system instance. Common examples of using this technology include:

    1. dueling oracle databases where one instance gets 20% and the other 80% of the CPU allocations

    2. fencing in aggressive or poorly behaved grid workloads to prevent collateral damage


    March 2009 Non-Announcement

    Shortly after 2 pm today:
    [Dclug] DCLUG meeting bust
    from: Przemek Klosowski
    to: dclug email list
    date: 1:39 PM (2 hours ago)
    
    Let's cancel the DCLUG meeting for tonight-I don't have a talk,
    so it would be a social occasion anyway, and people are tired after
    FOSE. Everyone is welcome to come down to the meeting place and
    go for some food, of course, but there will be no formal meeting.
    
    _______________________________________________
    Dclug mailing list
    Dclug@calypso.tux.org
    http://calypso.tux.org/cgi-bin/mailman/listinfo/dclug
    
    HacDC (last month's presenters) has an electronics class tonight,
     according to their blabber list and calendar...
    

    FOSE 2009 Announcement

    Tux.org and the area's LUGs will be at FOSE again this year! FOSE is the premier meeting and solutions marketplace for government technology today. FOSE features groundbreaking education, smart solutions and unparalleled networking events and programs. Discover what FOSE is all about at FOSE.com.

    Tux.org is currently looking for volunteers (http://cyberigor.com/fose) to help make this another success! Even if you can't join us in the booth, be sure to plan a trip to FOSE and drop by to say hello!


    February 2009 Announcement

    The February 2009 meeting of Washington DC Linux user group will take place on Wednesday, February 18 at 7pm.

    The first presentation will be about 20-30 minutes and it will cover HacDC. Here's a blurb on that.

    HacDC is DC's premiere hackerspace, bringing together a wide variety of people with an even larger variety of interests together under one roof. In this presentation, Serge Wroclawski will discuss the organization, what it's up to and where it's going.

    The second presentation will be the remainder of the time and will discuss Arduino. Here's a nice blurb for that.

    The Arduino has made microcontrollers simple and accessible. In this presentation, Serge Wroclawski will explore the Arduino hardware and software environments. Following this talk will be several small hardware demonistrations using the Arduino by either thier creators or other Arduino enthusiasts.

    His main topic will be the Arduino microcontroller, a simple and accessible hardware and software platform for embedded computing. Serge and his HacDC colleagues will show several Arduino-based projects.


    January 2009 Announcement

    The January 2009 meeting of Washington DC Linux user group will take place on Wednesday, January 21 at 7pm.

    Joe Klein will talk about using, hacking and securing IPv6, the upcoming new version of the IP protocol. He will cover the basics and rationale for IPv6, and the implementation issues. Because of significant design changes, IPv6 introduces its own set of security issues: Joe will discuss pitfalls to avoid, and how to leverage new IPv6 features for a better, more secure networking.


    Meeting Details

    The meeting location is our usual 2025 M street, NW in downtown DC. There will be signs in front of the building. The location is within 3 nearby Metro stops, both on the red (Dupont, Farragut North) and blue/orange (Farragut West, Foggy Bottom [a bit of a hike]) lines.

    Parking in the area is available for approximately $5; there's even parking in the building itself. Street parking is free after 6:30pm, but scarce. There's a parking lot at 23rd St. between M and L that is not enforced after 7pm (people have successfully parked there for years---no one we know was ticketed or towed yet, but it could happen).

    Detailed directions can be found at meetings.

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