protected function _log($textLine, $logPath=null)
    {
        // Return back to console also
        $this->_print($textLine);
        
        $logPath = ($logPath) ? $logPath : $this->logPath;

        if ($logPath)
            return file_put_contents($logPath, $this->_formatTextLine($textLine), FILE_APPEND);
        else
            return false;
    }