XML is a popular data format for several reasons: it is human readable, self-describing, and portable. Unfortunately, many Java-based XML parsers are very large; for example, Sun Microsystems’ ...

XML and JSON are important to me, and I’m grateful to Apress for letting me write an entire book about them. In this article I will briefly introduce the second edition of my new book, Java XML and ...

While a well-formed document is well-formed because it follows rules defined by the XML spec, a valid document is valid because it matches its document type definition (DTD). The DTD is the grammar ...