Instance main methods and unnamed classes, coming in Java 21, will forever change how developers learn Java and bootstrap applications. Why? They provide a simple, clean and concise syntax to launch ...

In my previous post, I looked at some of the problems associated with long parameters lists for methods and constructors. In that post, I discussed replacing primitives and built-in types with custom ...

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 ...

Java’s object-oriented programming (OOP) approach helps developers write cleaner, reusable, and more maintainable code by modeling real-world entities through classes and objects. By mastering OOP ...

Immutable objects are highly desirable. Because an immutable object’s state cannot be changed, they are particularly useful in concurrent environments. Immutable options can simplify code and reduce ...