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http://talks.php.net/show/dpc12

http://php.net/migration53

http://php.net/migration54

http://php.net/migration54

http://wiki.php.net

http://bugs.php.net

http://pecl.php.net/package/svm

http://pecl.php.net/package/libevent

http://php.zero.mq

http://nodephp.org