It’s possible to use type erasure generics in a method with Java. To know how to use generics is important because then you are able to create highly reusable code. In the following Java Challenge, you will see the generic type that will be...
Do you know what happens when using instanceof with a null value? What does it return, true or false? What about a String? Is it a CharSequence? And ArrayList, is it a Cloneable?Is a generic type an Object? Figure it out in this Java Challenger and...
Go deep into Java 12 and learn how to use the switch case statement in a more concise way. By bonus, learn also Generics and Wrappers. It’s easy to learn Java by having fun with the Java challenges! Get the code of the Java Challengers and run...
Master the Type Erasure and Bounded Types Generics concepts by having fun with this new Java Challenger presentation!