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  2. Canonical link element - Wikipedia

    en.wikipedia.org/wiki/Canonical_link_element

    Canonical link element. A canonical link element is an HTML element that helps webmasters prevent duplicate content issues in search engine optimization by specifying the "canonical" or "preferred" version of a web page. It is described in RFC 6596, which went live in April 2012. [1][2]

  3. List of tz database time zones - Wikipedia

    en.wikipedia.org/wiki/List_of_tz_database_time_zones

    List of tz database time zones. The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [1] This is a list of time zones from release 2024b of the tz database. [2]

  4. CNAME record - Wikipedia

    en.wikipedia.org/wiki/CNAME_record

    A Canonical Name (CNAME) record is a type of resource record in the Domain Name System (DNS) that maps one domain name (an alias) to another (the canonical name). [1]This can prove convenient when running multiple services (like an FTP server and a web server, each running on different ports) from a single IP address.

  5. URI normalization - Wikipedia

    en.wikipedia.org/wiki/URI_normalization

    URI normalization is the process by which URIs are modified and standardized in a consistent manner. The goal of the normalization process is to transform a URI into a normalized URI so it is possible to determine if two syntactically different URIs may be equivalent. Search engines employ URI normalization in order to correctly rank pages that ...

  6. Canonicalization - Wikipedia

    en.wikipedia.org/wiki/Canonicalization

    In computer science, canonicalization (sometimes standardization or normalization) is a process for converting data that has more than one possible representation into a "standard", "normal", or canonical form. This can be done to compare different representations for equivalence, to count the number of distinct data structures, to improve the ...

  7. Uniform Resource Identifier - Wikipedia

    en.wikipedia.org/wiki/Uniform_Resource_Identifier

    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 ...

  8. URL - Wikipedia

    en.wikipedia.org/wiki/URL

    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.

  9. Canonical link - Wikipedia

    en.wikipedia.org/wiki/Canonical_link

    A canonical link is either. a canonical link element, an HTML element that helps webmasters prevent duplicate content issues; or. a function specified in a generalized linear model in statistics; see Generalized_linear_model#Link_function.