What is a ball python snake? And why isn't this 'nice cousin' to the Burmese hunted in Florida? We explain the details.

One property of Python that causes a much larger problem is polymorphism. In this case, Python needs to check the operands of any operator or function to see what type it is, decide whether this ...

This is polymorphism in its purest form. By creating different implementations of DateFormat but treating each of them as the superclass, we have a type that displays many different behaviors.