Why does Java's standard class library contain empty interfaces like Cloneable and Serializable? Find out why in this sixth installment in the "Object-oriented language basics" series. You'll also ...

Java skills are not only some of the most sought after but also some of the easiest to learn, and now you can acquire them quickly without taking time off from your current job or going into debt.

Before jumping into any language, you need to understand some basic concepts like variables, data structures, syntax, and a couple of other things.