In a previous Java 101 tutorial, ... Download the source code for examples in this Java tutorial. Created by Jeff Friesen. What you’ll learn in this Java tutorial.

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.

Java Supplier interface tutorial. As you can see, the code for the class that implements Java’s Supplier interface is fairly simple. The only requirements are the class declaration and the ...

When the dynamic web project wizard appears, name the project restful-java, choose Apache Tomcat 8.5 as the target runtime (even though we are using TomEE Plus, not Tomcat), specify 3.1 as the dynamic ...

In the ongoing evolution of programming paradigms for simplifying concurrency under load, we have seen the adoption of java.util.concurrent, Akka streams, CompletableFuture, and frameworks like Netty.