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 post, we will learn how to call a method in Java. This is a useful “chunk” of code that you can call from anywhere else in your program, thus preventing you from needing to write out the same ...

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 ...

Hello I'm writing a file parser that needs to the results of it parsing into a particular class. In the name of good code re-use in the future I didn't want this particular class name ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The entry point of a standalone Java application is the main method or function. In the age of ...

The new JavaServer Pages (JSP) version incorporates the expression language (EL) introduced by the JSP Standard Tag Library (JSTL) to let Web designers produce scriptless JSP pages that don’t contain ...

You may be used to seeing the wait(), notify(), and notifyAll() methods called within synchronized methods. But here's a subtlety that you may not know: The caller of the wait(), notify(), and ...