On Fri, Jun 6, 2014 at 9:20 PM, Alain Ketterlin
>> It's impossible to accidentally call a base class's method when you
>> ought to have called the overriding method in the subclass, which is a
>> risk in C++ .
> I don't how this can happen in C++, unless you actually have an instance
> of the base class. Anyway, I didn't mention C++.
Mostly if you forget to declare the method 'virtual'; there are other
ways to muck things up, but that's the main one.