Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Learn how to implement the equals and hashCode methods in Java to ensure consistent and logical object equality in object-oriented design.

Java object serialization is a feature of the JDK that is far too often overlooked. When a developer puts together a prototype or cooks up a proof of concept, simply saving a serialized Java object to ...

Here's everything you need to know about initializing Java classes and objects before executing them in the JVM.

Benefits of unnamed classes and instance main methods Instance main methods and unnamed classes, coming in Java 21, will forever change how developers learn Java and bootstrap applications. Why? They ...

This post explains how to call a method in Java. Learn how to define methods, call them from other classes, and pass arguments!

Cannot call abstract real method on java object w/ Java 21 #3121 ...

LuaJava is a scripting tool for Java. The goal of this tool is to allow scripts written in Lua to manipulate components developed in Java. LuaJava allows Java components to be accessed from Lua using ...