public function getUserAgent()
    {
        return (!empty($this->userAgent)) ? $this->userAgent : self::NAME . '/' . self::VERSION;
    }
public function getUserAgent()
    {
        return (!empty($this->userAgent)) ? $this->userAgent : self::NAME . '/' . self::VERSION;
    }
public function getUserAgent ( ) { return ( ! empty ( $ this -> userAgent ) ) ? $ this -> userAgent : self :: NAME . '/' . self :: VERSION ; }
Gets a user agent for the HTTP Request to twitter
@return string user agent
Gets a user agent for the HTTP Request to twitter