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Heredoc in PHP

A here document (also called a here-document, a heredoc, a hereis, a here-string or a here-script) is a way of specifying a string literal in command line shells including Unix shells and in programming or scripting languages such as Perl,…

Cache handling in apache

A cache is a mechanism for the temporary storage (caching) of web documents, such as HTML pages Js , Css files , flash files and images, to reduce bandwidth usage, server load,. A web cache stores copies of documents passing…