Back in the XML soup

At the XML Web Services One conference in Boston last month, I spent most of my allotted time in an all-day W3C/OASIS seminar on Web services security. But I couldn't help ducking out now and then in order to go next door and catch parts of Ken Holman's hands-on seminar, Practical Transformation Using XSLT and XPath. Holman, who was involved in the making of XML, has now given this talk 38 times. What struck me as I watched him recite the 13 "axes" along which XPath expressions can begin to select fragments of XML documents is that this material is already being repeated by dozens of trainers, in hundreds of seminars, for thousands of developers -- and that's just for starters. [Full story at]

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