One of the easiest ways to understand what is meant by ‘object oriented’, is to define what it is not. Before Object Oriented Programming (OOP) programs were written an imperative way, essentially a ...

The Jakarta Persistence API (JPA) is a Java specification that bridges the gap between relational databases and object-oriented programming. This two-part tutorial introduces JPA and explains how Java ...

Community driven content discussing all aspects of software development from DevOps to design patterns. There are only half a dozen classes you really need to master to become competent in the world ...

This course introduces students to object oriented programming with Java(TM). Basic concepts are introduced early, with a strong focus on classes. Additional topics include event driven (Windows) ...

Java’s interface language feature confuses many Java newbies. Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality, that ...