A Java developer must also be able to think and code using the declarative functional paradigm. This tutorial presents the basics of functional programming.

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 ...

How to use the JOptionPane’s showOptionDialog method Java’s JOptionPane provides a simple way to read input from the user and display information back. The JOptionPane’s list of methods includes many ...

Don't let the occurrence of a RuntimeException in Java bring your code to a standstill. Here are 10 examples of how to avoid runtime exceptions in Java.

An XML element attribute is a tag property that adds additional information to XML data. You can use the Java JDOM classes to read the XML data including the element's attribute property.