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A Uniform Resource Identifier (URI), formerly Universal Resource Identifier, is a unique sequence of characters that identifies an abstract or physical resource, [1] such as resources on a webpage, mail address, phone number, [2] books, real-world objects such as people and places, concepts. [3] URIs are used to identify anything described ...
A URL is a specific type of Uniform Resource Identifier (URI), [2][3] although many people use the two terms interchangeably. [4][a] URLs occur most commonly to reference web pages (HTTP / HTTPS) but are also used for file transfer (FTP), email (mailto), database access (JDBC), and many other applications.
file - File URI scheme. ftp – File Transfer Protocol. http – Hypertext Transfer Protocol. https – Hypertext Transfer Protocol Secure. imap – Internet Message Access Protocol. irc – Internet Relay Chat. nntp – Network News Transfer Protocol. as well as many lesser known schemes like: acap – Application Configuration Access Protocol.
The Internationalized Resource Identifier (IRI) is an internet protocol standard which builds on the Uniform Resource Identifier (URI) protocol by greatly expanding the set of permitted characters. [1][2][3] It was defined by the Internet Engineering Task Force (IETF) in 2005 in RFC 3987. While URIs are limited to a subset of the US-ASCII ...
A query string is a part of a uniform resource locator (URL) 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. An address ...
Uniform Resource Name. (Redirected from Uniform resource name) A Uniform Resource Name (URN) is a Uniform Resource Identifier (URI) that uses the urn scheme. URNs are globally unique persistent identifiers assigned within defined namespaces so they will be available for a long period of time, even after the resource which they identify ceases ...
File URI scheme. In programming, a file uniform resource identifier (URI) scheme is a specific format of URI, used to specifically identify a file on a host computer. While URIs can be used to identify anything, there is specific syntax associated with identifying files. [1][2]
Web resource. A web resource is any identifiable resource (digital, physical, or abstract) present on or connected to the World Wide Web. [1][2][3] Resources are identified using Uniform Resource Identifiers (URIs). [1][4] In the Semantic Web, web resources and their semantic properties are described using the Resource Description Framework (RDF).