| php Programming Glossary: unlockWhich is better: mysql_connect or mysql_pconnect http://stackoverflow.com/questions/1340859/which-is-better-mysql-connect-or-mysql-pconnect  in web applications When you lock a table normally it is unlocked when the connection closes but since persistent connections.. leave locked will remain locked and the only way to unlock them is to wait for the connection to timeout or kill the process... 
 How to hash long passwords (>72 characters) with blowfish http://stackoverflow.com/questions/16594613/how-to-hash-long-passwords-72-characters-with-blowfish  passwords. For this group you are going to slightly unlock more entropy not create it but allow more entropy to fit into.. per character. For this group you can significantly unlock more entropy not create it but allow more to fit into the bcrypt.. 
 What is a class in PHP? http://stackoverflow.com/questions/2206387/what-is-a-class-in-php  class Lock private isLocked false public function unlock  this isLocked false echo 'You unlocked the Lock' public function.. public function unlock  this isLocked false echo 'You unlocked the Lock' public function lock  this isLocked true echo 'You.. Locks in your application. A Lock can either be locked or unlocked represented by the property isLocked . Since it can have only.. 
 best way to obtain a lock in php http://stackoverflow.com/questions/325806/best-way-to-obtain-a-lock-in-php  Lock will be released in following cases 1 user calls unlock 2 when this lock object gets deleted 3 when request or script.. if lock lock FALSE error Locking failed Do your work here unlock lock unlock     class ExclusiveLock protected key null user.. FALSE error Locking failed Do your work here unlock lock unlock     class ExclusiveLock protected key null user given value.. 
 Creating custom PHP Session handler? http://stackoverflow.com/questions/5057466/creating-custom-php-session-handler  properly you really should implement some type of lock and unlock mechanism. MySQL conveniently have the functions to lock table.. 
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