This tutorial is an introduction to socket programming in Java, starting with a simple client-server example demonstrating the basic features of Java I/O. You’ll be introduced to both the ...

To illustrate how generics are used in the Java Collections Framework, let’s look at some examples. List and ArrayList with generics. In the above example, we already briefly explored a simpler ...

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 ...

Each element in the array is displayed as a clickable button. When a button is clicked, the windows closes and the array index of the element selected is returned to the program. Below is a simple ...

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: ...