Let’s look at the C++ code used to test the timing to walk through inheritance and virtual functions. The parent is the class PinOutputAbstract. It represents an output pin on an Arduino: ...

<br><br>Basically I'm searching for a way of specifying a policy that a class must have a method with partial signature <i>getValue () </i> and yet not tie down the return type. i.e. every class ...

Compare inheritance and composition, the two fundamental ways to relate Java classes, then practice debugging ClassCastExceptions in Java inheritance.