Java is an object-oriented programming language. To create objects and meaningfully initialize them, a developer must use a Java constructor. Constructors are a critical part of software development ...

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 ...

When you get ready to deploy an application into production, the usual thought is: what’s the easiest way to meet all the application requirements? In this case, we have three components that need to ...