There's no doubt that the Web was a catalyst for a revolution that changed the lives of software developers and end users alike. Web services provide the foundation for another profound revolution in the way we build and use applications. It is up to developers to take this foundation and make the revolution happen. This free 412-pages ebook will give you the information and insight you need to design and build next generation distributed interoperable applications with Web services.

XML Schema is the most powerful and comprehensive language for schema development —- and Definitive XML Schema is the authoritative guide to using it. Written by Priscilla Walmsley, a member of the W3C XML Schema Working Group, it explains the spec in detail: schema composition, namespaces, elements, attributes, types, and a host of advanced features. Includes expert schema design techniques, plus specific guidance for migrating from DTDs.

A serious look at how to use XML in sophisticated real-world Web applications, Professional XML goes beyond your run-of-the-mill tutorial by giving you practical examples and techniques. The book focuses on W3C XML and the various enabling technologies that are becoming entwined with XML. It provides three threads of content, representing the different angles from which readers will approach XML. The first covers the core material, including well-formed syntax, data modeling, and the Document Object Model (DOM)--a critical programming interface to XML documents. The other two threads cover the most common usages of XML: as a data format and transport mechanism, and as a visual presentation language for human interaction.

This book takes you step by step through everything you need to know to put XML to work, from the fundamentals of the XML language to document construction and simple XML-based solutions for specialized markup problems. Numerous examples, specifications, and addresses for relevant Web sites leave no questions unanswered. Topics covered: XML background, example XML applications, type definitions (DTDs), style languages, Xlinks, Xpointers, Namespaces, application planning, and XML 1.0 specification.

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E-business is driving the merging of web, IT and object technologies to form the foundations of a new architecture, Web Services. This classic Wrox compendium covers the broad spectrum of XML based technologies that will be used in Web Services and is for anyone involved in developing commercial business-oriented distributed applications. Topics covered: This book covers: The architecture of Web Services - past, present, and future; Detailed explanation of SOAP 1.1; An overview of SOAP 1.2 and XML Protocol; IBM's Web Services Toolkit and Microsoft's SOAP toolkit 2.0; Other SOAP implementations in Perl, C++, and PHP; Java Web Services with Apache SOAP; WSDL 1.1, UDDI 1.0, and 2.0; Creating and deploying Web Services using .Net; Building Web Services using Python; and Applying security at both transport and application levels.

XML by Example teaches Web developers to make the most of XML with short, self-contained examples every step of the way. The book presumes knowledge of HTML, the Web, Web scripting, and covers such topics as: Document Type Definitions, Namespaces, Parser Debugging, XSL (Extensible Stylesheet Language), and DOM and SAX APIs. At the end, developers will review the concepts taught in the book by building a full, real-world e-commerce application.

Professional XML Meta Data takes a look at some of the initiatives at the bleeding edge of the XML meta data world. In this book you will see how schemas, topic maps, RDF, and inferencing can be put to use in the field of data description, discovery, and exchange.

Professional XML Schemas exhaustively details the W3C XML Schema language, and teaches the new syntax in an intuitive and logical way. From declaring elements and attributes, creating complex content models and working with multiple namespaces, you'll move on to see how XML Schemas are used in real-world situations. A number of practical case studies will illustrate the design and creation of schemas in the diverse worlds of relational databases, document management, and e-commerce applications.