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  2. Help:Markup validation - Wikipedia

    en.wikipedia.org/wiki/Help:Markup_validation

    The W3C Markup Validation Service lets editors check web pages for conformance to HTML and XHTML standards. It is helpful for catching minor problems such as duplicate section names or citation IDs. It is helpful for catching minor problems such as duplicate section names or citation IDs.

  3. W3C Markup Validation Service - Wikipedia

    en.wikipedia.org/wiki/W3C_Markup_Validation_Service

    The Markup Validation Service is a validator by the World Wide Web Consortium (W3C) that allows Internet users to check pre-HTML5 HTML and XHTML documents for well-formed markup against a document type definition (DTD). Markup validation is an important step towards ensuring the technical quality of web pages.

  4. HTML - Wikipedia

    en.wikipedia.org/wiki/HTML

    Web browsers receive HTML documents from a web server or from local storage and render the documents into multimedia web pages. HTML describes the structure of a web page semantically and originally included cues for its appearance. HTML elements are the building blocks of HTML pages.

  5. HTML element - Wikipedia

    en.wikipedia.org/wiki/HTML_element

    An HTML element is a type of HTML (HyperText Markup Language) document component, one of several types of HTML nodes (there are also text nodes, comment nodes and others). [vague] The first used version of HTML was written by Tim Berners-Lee in 1993 and there have since been many versions of HTML.

  6. Web page - Wikipedia

    en.wikipedia.org/wiki/Web_page

    A web page (or webpage) is a document on the Web that is accessed in a web browser. [1] A website typically consists of many web pages linked together under a common domain name . The term "web page" is therefore a metaphor of paper pages bound together into a book.

  7. HTML5 - Wikipedia

    en.wikipedia.org/wiki/HTML5

    Web Apps Working Group — Web Messaging, Web workers, Web storage, WebSocket, Server-sent events, Web Components [89] (this was not part of HTML5, though); the Web Applications Working Group was closed in October 2015 and its deliverables transferred to the Web Platform Working Group (WPWG). IETF HyBi Working Group — WebSocket Protocol;

  8. Dynamic HTML - Wikipedia

    en.wikipedia.org/wiki/Dynamic_HTML

    By contrast, a dynamic web page is a broader concept, covering any web page generated differently for each user, load occurrence, or specific variable values. This includes pages created by client-side scripting and ones created by server-side scripting (such as PHP , Python , JSP or ASP.NET ) where the web server generates content before ...

  9. List of graphical user interface elements - Wikipedia

    en.wikipedia.org/wiki/List_of_graphical_user...

    A browser window allows the user to view and navigate through a collection of items, such as files or web pages. Web browsers are an example of these types of windows. Text terminal windows present a character-based, command-driven text user interfaces within the overall graphical interface. MS-DOS and Unix consoles are examples of these types ...