Introduced in Java 5, generics enhance the type safety of your code and make it easier to read. This helps you avoid runtime errors like the ClassCastException, which happens when you try to cast ...

I introduce you to generics and how to use generic features in your Java programs. ClassCastExceptions happen when you cast objects from their current types to incompatible types. Type safe code ...

Now let us focus on type casting between objects! This is a prime example of upcasting and is a valid promotion. We can assign a variable declared with a superclass type to an object that is an ...