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If the first hit is considered very probable to be the desired hit, it is assigned as a prefetchable link. Specifically, Google implemented "Google Instant Pages" in August 2011 which takes advantage of the aforementioned feature, predictive search completion, and preloading search results as the user types in order to improve the performance ...
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.
Sitemaps do not guarantee all links will be crawled, and being crawled does not guarantee indexing. [4] Google Webmaster Tools allow a website owner to upload a sitemap that Google will crawl, or they can accomplish the same thing with the robots.txt file.
Google does not use HTML keyword or meta tag elements for indexing. The Director of Research at Google, Monika Henzinger, was quoted (in 2002) as saying, "Currently we don't trust metadata because we are afraid of being manipulated." [20] Other search engines developed techniques to penalize Web sites considered to be "cheating the system".
In 2018, Google introduced dynamic rendering as another option for sites wishing to offer crawlers a non-JavaScript heavy version of a page for indexing purposes. [23] Dynamic rendering switches between a version of a page that is rendered client-side and a pre-rendered version for specific user agents.
redirect in the list of members, on a category page MediaWiki:Common.css: includes/CategoryPage.php: redirectText Span around the link on a redirect page monobook/main.css, MediaWiki:Vector.css: includes/Article.php: reference The class is assigned to the reference note links occurring within the article text and generated by Cite.php ...
URL redirection, also called URL forwarding, is a World Wide Web technique for making a web page available under more than one URL address. When a web browser attempts to open a URL that has been redirected, a page with a different URL is opened.
Search engine indexing is the collecting, parsing, and storing of data to facilitate fast and accurate information retrieval.Index design incorporates interdisciplinary concepts from linguistics, cognitive psychology, mathematics, informatics, and computer science.