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, ...

Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want. Copying objects ...

Developing apps for the Android platform allows you to handle various media types users have on mobile devices, including image files. With a few additions to the Java code for an Android app, you can ...