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4. XML universality: namespaces and schemas
4.1 A valid document?
For a document to be declared "valid", i.e. free of errors and therefore of maximum compatibility, it must of course validate the formalism prerequisite: the document must therefore be "well-formed", along the lines of what was discussed earlier. There are several methods for validating syntax and tag nesting issues. A simple and official tool is the W3C online validator ( https://www.w3schools.com/xml/xml_validator.asp ), which will check these aspects point by point. For users of Linux-based operating systems (including Mac OS), a good command-line verification tool is xmllint. Source code editors are not equal when it comes to error detection, but...
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XML universality: namespaces and schemas
Uses of XML
Bibliography
Standards and norms
ISO
- ISO Information processing – Office systems – Standard Generalized Markup Language (SGML) - ISO 8879 1986 ISO - 1986
- ISO Information technology – Document description and processing languages – Office Open XML" file formats – Part 1: Essential principles and markup language reference - ISO/IEC 29500-1 - 2016
- ISO Information and documentation – All Dublin Core metadata elements - ISO 15836-2...
Software and tools
Generic publishers
JEdit is a cross-platform, GNU GPL-licensed editor written in Java that lets you edit XML files and generate DTDs from an XML model.
See https://www.sourceforge.net/projects/jedit/files/jedit/
Emacs is a cross-platform editor licensed under...
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