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Occasionally this caching scheme goes awry (e.g. the browser insists on showing out-of-date content) making it necessary to bypass the cache, thus forcing your browser to re-download a web page's complete, up-to-date content. This is sometimes referred to as a "hard refresh", "cache refresh", or "uncached reload".
Cached Event - occurs once all the files have been downloaded and the offline web application is equipped to be used offline. If the browser has visited the web page before and recognizes the manifest file the following events will ensue. [8] Noupdate Event - this will take place if the cache manifest has not changed.
Thereafter a copy of that page is made to a "server cache" on secondary servers, and until the page is changed again, that cached page will be shown. A change in a template puts updates of articles that use the template into a waiting list, called the Job queue , and the page is updated once it has reached its turn.
A forward cache is a cache outside the web server's network, e.g. in the client's web browser, in an ISP, or within a corporate network. [3] A network-aware forward cache only caches heavily accessed items. [4] A proxy server sitting between the client and web server can evaluate HTTP headers and choose whether to store web content.
existence at the time of saving of linked internal pages; date and time of the last edit before saving; in the Image namespace (Image description pages): the image itself, the image history and the list of pages linking to the image; in the Category namespace: the lists of subcategories and pages in the category.
A number of proprietary software products are available for saving Web pages for later use offline.They vary in terms of the techniques used for saving, what types of content can be saved, the format and compression of the saved files, provision for working with already saved content, and in other ways.
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A search engine cache is a cache of web pages that shows the page as it was when it was indexed by a web crawler. Cached versions of web pages can be used to view the contents of a page when the live version cannot be reached, has been altered or taken down. [1] A web crawler collects the contents of a web page, which is then indexed by a web ...