public static function display_debugging_messages($return = false) {
        if (empty(self::$debuggings)) {
            return false;
        }

        $debugstring = '';
        foreach(self::$debuggings as $debug) {
            $debugstring .= 'Debugging: ' . $debug->message . "\n" . trim($debug->from) . "\n";
        }

        if ($return) {
            return $debugstring;
        }
        echo $debugstring;
        return true;
    }