Disruptive Library Technology Jester

Disruptive Library Technology Jester

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Peter E. Murray

Library technologist, open source advocate, striving to think globally while acting locally

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  • Draft Specifications of OAI Object Reuse and Exchange Now Available

    ORE logoLast night, Herbert Van de Sompel announced the availability of the draft specifications and user guide for Object Reuse and Exchange (ORE). This effort, under the auspices of the Open Archives Initiative (OAI), seeks to define a standard for the description and exchange of aggregations of web resources.

    If you …

     Posted on  December 12, 2007
     and last updated December 12, 2007
     ·  3 minutes reading time
  • NELLCO's Universal Search Solution Project

    Boundaries are being blurred between the academic and commercial Web, between library resources, between the citation and the item itself. Students have no patience with these arbitrary boundaries; they want information, and they want it now, wherever it may be located. ((Cox, Christopher. An Analysis of the Impact of Federated …
     Posted on  November 29, 2007
     and last updated November 29, 2007
     ·  4 minutes reading time
  • "Everyone's Guide to By-Passing Internet Censorship for Citizens Worldwide"

    Cover of “Everyone’s Guide to By-Passing Internet Censorship for Citizens Worldwide”The title of this post is the same as the report it describes, Everyone's Guide to By-Passing Internet Censorship for Citizens Worldwide [PDF]. It was announced by Ronald Deibert last week on his blog at Citizen Lab. The one sentence synopsis goes like this: "This guide is meant to introduce …

     Posted on  October 18, 2007
     and last updated October 18, 2007
     ·  2 minutes reading time
  • Schemes to Add Functionality to the Web OPAC

    Schemes to add functionality to the web OPAC fall into four categories: web OPAC enhancements, web OPAC wrappers, web OPAC replacements, and integrated library system replacements. I'm outlining these four techniques in a report I'm editing for an OhioLINK strategic task force and a bit of a reality check on …

     Posted on  October 15, 2007
     and last updated October 15, 2007
     ·  4 minutes reading time
  • Fronting Tomcat with Apache HTTPD to Remove Ports and Context Paths

    In this How-To guide, I show a combination of software and configuration to clean up URLs by removing the port numbers of the Java servlet engine (Tomcat) and the context path of the application. The goal is to create "cool URLs" that are are short (removing the unnecessary context path …

     Posted on  September 19, 2007
     and last updated January 15, 2018
     ·  6 minutes reading time
  • Analysis of Google Scholar and Google Books

    Two papers were published recently exploring the quality of Google Scholar and Google Books.



    Google Scholar

    Philipp Mayr and Anne-Kathrin Walter, both of GESIS / Social Science Information Center in Bonn, Germany, uploaded an article to arXiv called "An exploratory study of Google Scholar." ((Judging from the citation listed on Philipp …

     Posted on  August 15, 2007
     and last updated August 15, 2007
     ·  5 minutes reading time
  • PocketModMac: MacOSX PocketMod Generator Via Print Dialog

    This one goes out to all of the MacOS X users out there. (For the rest of you, why aren't you switching?) Perhaps you have seen PocketMod -- the origami-like manipulation of an 8 1/2" by 11" piece of paper into an 8-page booklet.

    PocketMod example pictureExample PocketMod, courtesy of the Boston …
     Posted on  August 09, 2007
     and last updated August 09, 2007
     ·  4 minutes reading time
  • Gentoo Abandons WordPress in Portage

    I don't think this has been widely announced, but while waiting for an update to Gentoo's portage entry for WordPress to cover the latest security and bug fixes, I discovered in the comments of a bug in Gentoo's bugzilla database that they are making no effort to support WordPress …

     Posted on  August 07, 2007
     and last updated August 07, 2007
     ·  1 minutes reading time
  • "Show Me The Code!!!" -or- It Isn't Open Source Until We Can See the Source

    Show Me the Money! There are days that I feel like Tom Cruise. No, I have no idea what it is like to be married to Nicole Kidman or Katie Holmes and I don't have the secrets of Scientology. Let me rephrase: there are days that I feel like Jerry Macguire, the character Tom …

     Posted on  July 26, 2007
     and last updated July 26, 2007
     ·  3 minutes reading time
  • Article-Level OAI-PMH Harvest Available from DOAJ

    Earlier this year the DOAJ began offering a new schema for registered articles that significantly improves the value of OAI-PMH harvested article content. Prior to this addition the only scheme available was Dublin Core, which as a metadata schema for describing article content is woefully inadequate. (Dublin Core, of course …

     Posted on  July 11, 2007
     and last updated July 11, 2007
     ·  1 minutes reading time
  • Solr-ized MARC Record Catalog

    Rob Casson of Miami University announced this weekend the beta availability of their video catalog. In a subsequent posting, Rob describes the user interface elements. Rob and the crew at Miami are seeking feedback on the interface, so if you have some be sure to offer it to them.

    A …

     Posted on  June 04, 2007
     and last updated June 05, 2007
     ·  2 minutes reading time
  • OAI-ORE Thoughts on Compound Documents

    The Technical Committee and Liaison Group of the OAI Object Reuse and Exchange effort met last week in New York City to hammer out face-to-face some of the last remaining issues before work could begin on a draft specifications document. In preparation for that meeting, we worked on a white …

     Posted on  June 04, 2007
     and last updated June 04, 2007
     ·  1 minutes reading time
  • Data Visualization: Depth, Breadth, and Malleable

    In case you haven't run across Gapminder.org yet, I encourage you to carve out about 45 minutes of a day to do so. Even before going to the URL above, your first stop should be this 20 minute video by Hans Rosling -- professor of global health at Sweden’s …

     Posted on  May 22, 2007
     and last updated May 22, 2007
     ·  1 minutes reading time
  • 2007 Web Design Survey

    2007 Web Design Survey logoFriend and former colleague Eric Meyer writes about the 2007 Web Design Survey (first annual) on his blog. It is an effort to "increase knowledge of web design and boost respect for the profession" and asks questions to learn "Who are we? Where do we live? What are our titles …

     Posted on  April 24, 2007
     and last updated April 24, 2007
     ·  1 minutes reading time
  • Can You Hear Me Now? DLTJ as a Podcast

    Update 19-Jan-2011: I've decommissioned this service. Talkr seems to be unavailable, and I haven't had time to find a replacement.

    If reading the thoughts of the Jester via this blog wasn't enough, you can now hear this witty (witless?) insights read to you through your favorite podcast player. I've been …

     Posted on  March 25, 2007
     and last updated March 26, 2007
     ·  3 minutes reading time
  • A Report on Namespaces Used by OAI-PMH Repositories

    I had a need for a survey of the metadata namespaces used by OAI-PMH repositories, so I wrote up a quick shell script and XSLT style sheet to parse through the list of Registered Data Providers at the OpenArchives.org website. The results of this effort are pretty interesting. Some …

     Posted on  March 20, 2007
     and last updated March 20, 2007
     ·  2 minutes reading time
  • Killing Off Runaway Apache Processes

    Well, something is still going wrong on dltj.org — despite previous performance tuning efforts, I'm still running into cases where machine performance grinds to a halt. In debugging it a bit further, I've found that the root cause is an apache httpd process which wants to consume nearly all of …

     Posted on  February 26, 2007
     and last updated February 26, 2007
     ·  3 minutes reading time
  • WordPress/MySQL Tuning

    dltj.org runs on a relatively tiny box — a Pentium III with 512MB of RAM. I'm running a Gentoo Linux distribution, so I actually have a prayer of getting useful work out of the machine (it server is actually a recycled Windows desktop), but the performance just wasn't great. As …

     Posted on  February 22, 2007
     and last updated February 22, 2007
     ·  4 minutes reading time
  • Update to "Embedded Web Video in a Standards-Compliant, Accessible, and Successful Way"

    With the release of Microsoft's Windows Media Player version 11, the Microsoft Media Server (MMS) protocol is officially no longer supported. (Except, of course, for the confusing/amusing footnote on that page that says 'mms://' URIs are "highly recommended" as a protocol rollover URL — only Microsoft can at the same …

     Posted on  February 21, 2007
     and last updated January 15, 2018
     ·  5 minutes reading time
  • The Intersection of the Web Architecture with Scholarly Communication

    Two previous posts on dltj.org have described the OAI Object Reuse and Exchange (ORE) project and the theory behind what has become known as the 'Web Architecture'. These two areas meet up now in this post which describes the issues surrounding the raw Web Architecture as applied to a …

     Posted on  February 16, 2007
     and last updated February 16, 2007
     ·  6 minutes reading time