Basic Java Questions and Answers (Part 3) — Instance vs Static I’ve compiled a list of questions and answers about fundamental topics in Java that I believe every Java developer should be aware of.

Say goodbye to the public static void main method in Java 21 with the unnamed classes and instance main methods preview features.

We call non-static methods defined within the object's class instance methods because they are methods that are invoked through an instance of the class. An instance method can access the instance ...

Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

Here's a topic I don't understand. What's the benefit of making a private constructor and a public getInstance method? I understand why you would make the constructor private: to keep someone from ...