Java Code examples. As with most programming languages, you should begin with Hello World, and that is exactly what we’re going to do right now. The following code example is how to get it done: ...

In addition to touring Java 8’s functional programming capabilities, the second half of this tutorial will help you begin to think functionally, by converting an example of object-oriented Java ...

Recursive Java palindrome program. All of the Java recursion examples so far have dealt with numbers. But this example, the recursive Java palindrome checker program, deals with strings. Namely, it’s ...

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 ...

Take your coding to the next level by learning advanced programming with generics. Here's how to use generic methods with type inference, type parameters, and wildcards in your Java programs.