Get to know the Java persistence standard based on Hibernate and learn how to use JPA to store and manage Java objects in a relational or NoSQL database.

One of the main mechanisms at our disposal for designing object-oriented applications is polymorphism, which in the case of Java and similar languages is heavily tied to the notion of a type system.In ...

As you learned in my recent introduction to programming with classes and objects, you initialize an object via the code that you place in a class’s constructor. Consider Listing 7. Listing 7.

* The data fields year, month, and day that represent a date. month is 0-based, i.e., 0 is for January. * A no-arg constructor that creates a MyDate object for the current date. * A constructor that ...

An introduction to object-oriented programming in Java; development of algorithms, including use of arrays and other kinds of tables; user interface and file handling. Several central mechanisms of ...

An Object is a concept, an abstraction, a thing with sharp boundaries and meaning for an application. It has Identity - a name State - determined by the values of its attributes Behavior - determined ...