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sharedMemory.setKey(QString("test"));
bool res = sharedMemory.attach();
if (res)
{
qDebug() << sharedMemory.errorString();
QBuffer buffer;
QDataStream in(&buffer);
QString text;
char ch;
sharedMemory.lock();
buffer.setData((const char*)sharedMemory.constData(), sharedMemory.size());
buffer.open(QIODevice::ReadOnly);
qDebug()<< buffer.readAll();
sharedMemory.unlock();
sharedMemory.detach();
}