-*- mode: outline; coding: utf-8 -*-

* About.

  http://xmlhack.ru

  http://microformats.org/wiki/namespaces-considered-harmful

* relaxng.

** relaxng-mode.

  http://www.pantor.com/download.html

                RNC Emacs Mode (home page)

  http://www.emacswiki.org/emacs/RELAX_NG

  http://www.relaxng.org/compact-tutorial-20030326.html

                relaxng compact syntax tutorial

* CLI utilities for processing xml.

** xmlstar.

XMLStarlet is a set of command line utilities (tools) which can be used to transform,

query, validate, and edit XML documents and files using simple set of shell commands in

similar way it is done for plain text files using UNIX grep, sed, awk, diff, patch, join,

etc.

  http://xmlstar.sourceforge.net/overview.php

                home page

** Cygwin.

  cmd# setup.exe -p libxml2,libxslt

'libxslt' provide 'xsltproc, 'libxml2' provide 'xmlcatalog' and 'xmllint'

** XPath query from CLI.

  $ xmllint --xpath $XPATH file.xml

* Microformats.

  http://microformats.org/about

* XML encoding.

  http://www.ietf.org/rfc/rfc3023.txt

                XML Media Types

  http://www.xml.com/pub/a/2004/07/21/dive.html

                XML on the Web Has Failed

* Validation of xml files.

  http://infohost.nmt.edu/tcc/help/xml/lint.html

                xmllint: A validator for XML files

** Validating using the DOCTYPE.

  $ xmllint --valid --noout file.xml

** Validating against a specific DTD.

  $ xmllint --noout --dtdvalid URL file.xml

** Validating against a Relax NG schema.

  $ xmllint --noout --relaxng schema.rng file.xml

If your schema is in Compact Format, you can use the trang program to convert

it to RNG format:

  $ trang file.rnc file.rng

** Validating against XSchema.

  $ xmllint --noout --schema schema.xsd file.xml