To call a method in Java, you type the method’s name, followed by brackets. For example, the following will call a method called “helloMethod()”: Code. Copy Text helloMethod(); ...

This example also shows the flexibility of Java’s type inference and method reference mechanics in the context of its functional programming capabilities. Printing elements of a List.

Since Java 21, wrapper classes have played an increasingly sophisticated role in Java’s type system. Here’s everything you ...