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PHP has hundreds of base functions and thousands more from extensions. Prior to PHP version 5.3.0, functions are not first-class functions and can only be referenced by their name, whereas PHP 5.3.0 introduces closures. [35] User-defined functions can be created at any time and without being prototyped. [35]
Although the origin of the term is not entirely clear, it appears that "conn" is a shortened form of "conduct"; the term is also frequently used as a transitive verb, i.e., to conn (therefore conduct) a ship. [3] The term may also be related to the knotted "conning line," which was a rope connecting the wheel and the rudder of a ship.
In computing, a connection string is a string that specifies information about a data source and the means of connecting to it. It is passed in code to an underlying driver or provider in order to initiate the connection.
TCPDF is the only PHP-based library that includes complete support for UTF-8 Unicode and right-to-left languages, including the bidirectional algorithm. [ 2 ] In 2009, TCPDF was one of the most active of over 200,000 projects hosted on SourceForge (best ranked 6th on 3 April 2010).
An application failure occurs when the connection pool overflows. This can occur if all of the connections in the pool are in use when an application requests a connection. For example, the application may use a connection for too long when too many clients attempt to access the web site or one or more operations are blocked or simply inefficient.
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Enjoy a classic game of Hearts and watch out for the Queen of Spades!
Under HTTP 1.0, connections should always be closed by the server after sending the response. [1]Since at least late 1995, [2] developers of popular products (browsers, web servers, etc.) using HTTP/1.0, started to add an unofficial extension (to the protocol) named "keep-alive" in order to allow the reuse of a connection for multiple requests/responses.