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, ...

If you're not familiar with object-oriented programming, some of the concepts can be hard to understand, especially if you're a longtime procedural language programmer. Follow along as we take a look ...

Most Java developers who come from a C/C++ background have probably at one time wished for a Java equivalent of sizeof(). Although Java lacks a true sizeof() equivalent, the Instrumentation interface ...

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 ...

Java 25 LTS is officially here, and with it comes a massive update to IntelliJ IDEA. The new version is all about making the ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way to garner user input in a Java program is to use the System’s Console class.

I need to figure out a way to convert a user defined type to a byte array and be able to reconstruct that type from the byte array. So far, what I came up with was to convert each variable in the type ...