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 ...

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 ...

After upgrading my project to Java 21, I encountered a compile error. It was difficult to find because it caused thousands of other unrelated lombok compile errors ...

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 ...

description: Nested class is a class that is define within another class. This post explains different types of nested classes. description: Nested class is a class that is defined within another ...

to use various data structures (lists, arrays, sets) to implement a program that uses multiple classes to implement a recursive backtracking algorithm to improve the efficiency of a brute force ...

Java and Ruby are both open source languages ranked in the top 20 of the TIOBE index for most popular programming languages, at spots 2 and 13, respectively, for June 2020. If you want to learn a new ...