Learn the four types of polymorphism in Java, then start using subtype polymorphism to execute different forms of the same Java method. Polymorphism refers to the ability of some entities to occur ...

Polymorphism—or an object’s ability to execute specialized actions based on its type—is what makes Java code flexible.Many design patterns created by the Gang Of Four rely on some form of ...

LSP example in Java. The calcArea method in the Main class takes a Rectangle as an argument. However, a Square inherits from Rectangle and thus it is a special type of Rectangle, so we can legally ...

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