I’ve received quite a bit of feedback on my “Singletons Rule” Q&A. Unfortunately, much of the confusion seems to stem from this sentence: The difference between using a singleton over a class with ...

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...

Classic programming books continue guiding developers in object-oriented design.Design patterns, refactoring methods, and ...

Object-Oriented Analysis and Design is a course that presents an introduction to the design and construction of software systems using techniques that view a system as a set of objects that work ...

When a Java EE application needs to implement type-specific behavior for domain objects, a procedural, service-oriented approach leads to unnecessary code and hard-to-maintain logic. Learn about Java ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Software development is one of the most rewarding careers in the world of IT. Java is one of the ...