4. W3C tutorial

The W3C allows everyone to share resources on the Internet.

W3C (World Wide Web Consortium, World wide Web Consortium), also known as the W3C Council, is the main international standards organization of the World wide Web.

  • 4.1. W3C tutorial

    The W3C allows everyone to share resources on the Internet. W3C (World Wide Web Consortium, World wide Web Consortium), al...
    2025-10-25 13:35:44 UTC
  • 4.2. W3C brief introduction

    4.2.1. What is W3C? ¶ W3C refers to World wide Web Consortium (World Wide Web Consortium) W3C was founded in Oc...
    2025-10-25 13:35:43 UTC
  • 4.3. W3C program

    The W3C standardized procedure is divided into seven different steps. 4.3.1. Approval steps of W3C specification ¶ ...
    2025-10-25 13:35:45 UTC
  • 4.4. W3C HTML event

    HTML is a universal markup language on Web. 4.4.1. HTML tutorial ¶ To learn more about HTML, please read our HTML t...
    2025-10-25 13:35:45 UTC
  • 4.5. W3C XHTML event

    XHTML is a more rigorous and purer version of HTML. 4.5.1. XHTML tutorial ¶ To learn how to convert your website to...
    2025-10-25 13:35:44 UTC
  • 4.6. W3C XML event

    XML is designed to describe, store, transmit and exchange data. 4.6.1. XML tutorial ¶ To learn more about XML, plea...
    2025-10-25 13:35:44 UTC
  • 4.7. W3C CSS event

    CSS (Cascading Style Sheets) describes how the document is displayed. 4.7.1. CSS tutorial ¶ To learn more about CSS...
    2025-10-25 13:35:45 UTC
  • 4.8. W3C XSL event

    W3C began to develop XSL due to the need for an XML based style sheet language. The XSL language consists of three parts: ...
    2025-10-25 13:35:44 UTC
  • 4.9. W3C XML Schema event

    XML Schema is a DTD substitute based on XML. 4.9.1. XML Schema tutorial ¶ To learn more about XML Schema, please re...
    2025-10-25 13:35:43 UTC
  • 4.10. W3C XPath activity

    XPath is a language used to select components for XML documents. XPath is designed for use by XSLT, XQuery, and XPointer. ...
    2025-10-25 13:35:45 UTC
  • 4.11. W3C XQuery event

    XQuery is a language used to extract data from XML documents. 4.11.1. Tutorials ¶ To learn more about XQuery, pleas...
    2025-10-25 13:35:44 UTC
  • 4.12. W3C DOM Activities

    The document object Model (DOM:Document Object Model) is a platform, a language-neutral application programming interface (A...
    2025-10-25 13:35:44 UTC
  • 4.13. W3C Soap event

    SOAP is a simple XML-based protocol that enables applications to exchange information through HTTP. Or simply put: SOAP is...
    2025-10-25 13:35:44 UTC
  • 4.14. W3C WSDL activity

    WSDL is a XML-based language used to describe Web Services and how to accessWeb Services. 4.14.1. WSDL ¶ WSDL (Web ...
    2025-10-25 13:35:44 UTC
  • 4.15. W3C RDF and OWL event

    RDF and OWL are two important semantic web technologies. 4.15.1. Semantic Web ¶ The semantic Web is a framework for...
    2025-10-25 13:35:44 UTC
  • 4.16. Other W3C activities

    This section provides an overview of other important and interesting W3C activities. 4.16.1. The Web Accessibility Init...
    2025-10-25 13:35:44 UTC
《地理信息系统原理、技术与方法》  97

最近几年来,地理信息系统无论是在理论上还是应用上都处在一个飞速发展的阶段。 GIS被应用于多个领域的建模和决策支持,如城市管理、区划、环境整治等等,地理信息成为信息时代重要的组成部分之一; “数字地球”概念的提出,更进一步推动了作为其技术支撑的GIS的发展。 与此同时,一些学者致力于相关的理论研究,如空间感知、空间数据误差、空间关系的形式化等等。 这恰好说明了地理信息系统作为应用技术和学科的两个方面,并且这两个方面构成了相互促进的发展过程。