const-ref when sending signals in Qt...

Understanding call by value-result and call by reference differnce...

Which is faster? Pass by reference vs pass by value C++...

If a variable is passed as a constant does it get passed by reference?...

When is an object sufficiently large that there is a performance gain in passing it by reference ins...

How to modify/update the internal state of an object passed by const reference...

Pass by const reference in C...

c++ copy construct parameter passed by value...

C++ pass-by-non-const-reference method inside pass-by-const-reference method...

Transmit parameter by value or by reference in C++?...

What's the "correct" way to pass an empty vector to an object?...

Ampersand & with const in constructor...

how does std::string manages this trick?...