Polymorphism in method overriding It’s possible to change the return type of an overridden method if it is a covariant type. A covariant type is essentially a subclass of the return type. Here ...

There is a reason why Java method modifiers exist. If you call public methods internally and don't understand why, your developers could face major class issues.

Method overriding is synonymous with any object oriented language of the "Simula style" with implementation of inheritance. If you have a classes A and B such that A extends B this means that any ...