Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

In this Java tutorial, you’ve learned how to use class field initializers and class initialization blocks to initialize classes, and how to use constructors, object field initializers, and ...

The Java Object class also has an equals() method to help us compare if two objects are "equal". It will take in another object as a parameter and compare it to the calling object. The default ...

While Python includes support for objects, you don’t need to use them to write a program. Java, however, is fundamentally object-oriented. In Java, everything is an object. Objects allow us to collect ...

Of course, Java object serialization is only half of the job. The other half is Java object deserializtion, which we accomplish with the FileInputStream and the ObjectInputStream. The first step to ...

Do you have a single class in your Java design that does too much and knows too much? If so, you've fallen into the God object antipattern. Here's a look at how to refactor your God object and ...