public static function instantiate($record)
 {
     // Check if $record exists and is an array
     // $object = new User();
     // $object = new self;
     $object = new Photograph();
     // Short Method
     foreach ($record as $attribute => $value) {
         // Why check ???
         if ($object->has_attribute($attribute)) {
             // See the syntax of attribute here with $ - dynamic variable
             $object->{$attribute} = $value;
         }
         // return $object;	-- ThIS IS WRONG WRONG
     }
     //BE VERY VERY CAREUL WHERE U R RETURNING YOUR OBJECT
     // HERE I LOST 1 HOUR BCOZ OF THAT MISTAKE
     return $object;
     // Long method
     // not required here ---> $record = User::find_by_id(1);
     // $object->username = $record['username'];
     // $object->password = $record['password'];
     // $object->first_name = $record['first_name'];
     // $object->last_name = $record['last_name'];
     // $object->id = $record['id'];
 }