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The Media Fragments URI 1.0 (basic) syntax supports addressing a media resource along two dimensions (temporal and spatial) using the keywords t and xywh, and Media Fragments 1.0 URI (advanced) adds track and id. [17] Therefore, one can use the following media fragments URI in the src attribute of the audio or video HTML5 element:
A parser that implements SAX (i.e., a SAX Parser) functions as a stream parser, with an event-driven API. [1] The user defines a number of callback methods that will be called when events occur during parsing. The SAX events include (among others): XML Text nodes; XML Element Starts and Ends
The domain name of the server (for virtual hosting), and the TCP port number on which the server is listening. The port number may be omitted if the port is the standard port for the service requested. Mandatory since HTTP/1.1. [17] If the request is generated directly in HTTP/2, it should not be used. [18] Host: en.wikipedia.org:8080. Host: en ...
XPath (XML Path Language) is an expression language designed to support the query or transformation of XML documents. It was defined by the World Wide Web Consortium (W3C) in 1999, [1] and can be used to compute values (e.g., strings, numbers, or Boolean values) from the content of an XML document.
A query string is a part of a uniform resource locator that assigns values to specified parameters.A query string commonly includes fields added to a base URL by a Web browser or other client application, for example as part of an HTML document, choosing the appearance of a page, or jumping to positions in multimedia content.
URL is a useful but informal concept: a URL is a type of URI that identifies a resource via a representation of its primary access mechanism (e.g., its network "location"), rather than by some other attributes it may have. [19] As such, a URL is simply a URI that happens to point to a resource over a network.
The data URI scheme is a uniform resource identifier (URI) scheme that provides a way to include data in-line in Web pages as if they were external resources. It is a form of file literal or here document.
Context-free languages are a category of languages (sometimes termed Chomsky Type 2) which can be matched by a sequence of replacement rules, each of which essentially maps each non-terminal element to a sequence of terminal elements and/or other nonterminal elements.