Hi,<BR><BR>I have a base class whose destructor is pure virtual, so the class is abstract.<BR><BR>I have a derived class (subtype) whose multi-argument constructor wants to call the base class's zero ...

A shallow copy of an object is one where only the addresses of data created in dynamic memory have been copied, rather than the data themselves. A deep copy of an object is one where new dynamic ...

From a purely object-oriented perspective, "copy semantics" is the right way to preserve control over object ownership. But in those scenarios where ownership becomes irrelevant, C++11 "move semantics ...