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Easier querying of strings with RDF 1.1 (2014-03-08) In which a spoonful of syntactic sugar makes the string querying go down a bit easier.

Querying my own MP3, image, and other file metadata with SPARQL (2014-02-09) And a standard part of Ubuntu.

Storing and querying RDF in Neo4j (2014-01-07) Hands-on experience with another NoSQL database manager.

Storing (and querying) RDF in NoSQL database managers (2013-12-04) Interesting progress, carefully measured.

Using SPARQL queries from native Android apps (2013-11-09) With a free, kid-friendly development kit.

shameless plugs (buy my books)

Latest: Learning SPARQL from O'Reilly.

XSLT Quickly from Manning Publications.

XML: The Annotated Specification from Prentice Hall. The definitive reference on the most important XML document of them all: the official XML Specification.

free "books"

Free epub children's picture books These were developed with the OLPC XO laptop in mind, but any epub-compliant eBook reader will read them.

Logo for Kids I was thinking about writing an introduction to programming for middle school kids using the Logo programming language. After writing about 90 pages and deciding not to pursue it, I've made an Acrobat file of what I did do available for anyone who can use it.

Operating Systems Handbook Wouldn't "Working knowledge of UNIX, VMS, OS/400, VM/CMS, and MVS" look great on your resume? Formerly a $49.50 hardcover from McGraw-Hill; now a set of Acrobat files free for you to download!


Why A directory of publicly available collections of RDF and web services that return RDF.

XSLT 2.0 articles: has a complete list of my Transforming XML columns about XSLT; for people interested in learning about XSLT 2.0, I've created a separate list showing just the articles covering the new features and other issues.

Test of Google reading RDFa: potrzebie apple pie.