public static function _sendHTTPStatusCode($code, $customDescription = FALSE) {
        if (!preg_match('/\d\d\d/', $code)) {
            _Log::warn("Invalid status code: $code - Using default '200 OK' response");
            $code = 200;
        }

        if ($customDescription === FALSE) {
            $description = isset(_WebResponseIncludes::$STATUS_CODES[$code]) ? _WebResponseIncludes::$STATUS_CODES[$code] : '';
        } else {
            $description = $customDescription;
        }
        header("HTTP/1.0 $code $description");
    }