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. Abstract classes and ...

One of Groovy‘s most significant “goodies” is the ability to intercept calls, even to standard Java classes, and either override existing methods or even add new methods dynamically. In this blog post ...

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 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. There are several ways to find duplicates in a Java List, array or other collection class. The ...

Writing a Java application (see Android) that consumes a JSON API usually involves mapping the JSON objects to Java classes for use in the software. This is a tedious and repetitive task to say the ...