void YourClassName::requestFinished(QNetworkReply* reply) {
    if (reply->error() == QNetworkReply::NoError) { // Check the network reply for errors
        QByteArray bArray = reply->readAll();
        QString strReply = QString::fromUtf8(bArray);
        if(state==REQUESTCODE) { //it is a response from a RequestCode action.
            appCode = new QString(strReply.mid(5));
//with "mid" we strip the first 5 characters, cause we don't need it, and save locally, the app code.
                    launchAuthBrowser(); //we can call the brower now
            }
    // ...
}