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, ...

One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code. This can be a ...

Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

Java's default constructor allows developers to create instances of classes when no other constructors are explicitly defined. The default constructor in Java takes no arguments -- it simply ...

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...

In this exercise, you will use java methods to solve a series of problems. You will use provided unit tests to verify that your solutions are correct. You may notice that the build is broken when you ...

Welcome to the Java 21, 5 Days Workshop! This workshop is designed to provide a comprehensive understanding of Java 21, covering fundamental concepts to advanced topics. Whether you are a beginner or ...