C / C++ / MFC

peterchen wrote:

This blog post[^] suggests that it should be no worse than QueryPerformanceCounter, but that's not what I'm seeing.
Anyone with insights?

peterchen should have asked:

QueryProcessCycleTime uses the RDTSC instruction. QueryPerformanceCounter historically also used the RDTSC instruction. Why aren't they giving similar outputs?

Randor wrote:

As you probably already know the TSC is superceeded by the HPET.

Member 14968771 wrote:

If I have a C+_+ class and the function is defined as "static" - what is so different from function which is NOT defined as NOT static ?

Member 14968771 wrote:

If I have a C+_+ class and the function is defined as "static" - what is so different from function which is NOT defined as NOT static ?

obj.SomeMethod(); // where obj is an instance of some class

ClassName::StaticMethod();

Member 14968771 wrote:

will not. when used as STATIC.

windows serial port intercept

for(auto& adapter : localAdapters)
    {
        qDebug()<< " local adapter address" << adapter.address().toString();
        ui->chat_10->append( adapter.address().toString());
        qDebug() << " local adapater name " << adapter.name();
        ui->chat_10->append( adapter.name());
    }

auto localAdapters = QBluetoothLocalDevice::allDevices();
ui->chat_10->clear();
qDebug()<< " localAdapters  count " << QString::number(localAdapters.count());
for (const auto & device : localAdapters)
{
  qDebug()<< " local adapter address" << device.address().toString();
  ui->chat_10->append( device.address().toString());
  qDebug() << " local adapater name " << device.name();
  ui->chat_10->append( device.name());
}

qDebug()<< "index=" << i << " local adapter address" << localAdapters.at(index).address().toString();