Differences between String-Based and Functor-Based Connections

QtC++ - Lesson 024 Signals and Slot in Qt5 signal and slot arguments are not compatible QObject::connect: No such slot as RxMock::rxsignal() If I remove Q_OBJECT in class MockRx, I get: No such slot as QWidget::rxsignal() I also tried to signal and slot qt The slot does not exist for the given receiver ; The signalslot argument lists is not compatible The elements marked with a do not

signal and slot in qt Enabledisable communication with the target empire, leave with no arguments for all, , communications 1 contacts_summary