<?php 
require_once 'Keeper.php'; 
/* 
 * The repetitive requests to the database... 
 */ 
$query = "SELECT * FROM `users` WHERE `id`=12"; 
$key = md5($query); 
if (Keeper::exists($key)) { 
    $array = Keeper::get($key); 
} else { 
    $array = mysql_fetch_assoc(mysql_query($query)); 
    Keeper::set($key, $array); 
}
 
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