You won’t need to understand these differences for a while, but stay tuned for more tutorials looking at these nuances. Want to continue your education into variables in Java right away?

This tutorial is the first of several introducing ... You’ll learn how to use comments, identifiers, types, literals, and variables in your Java programs. You’ll also learn why and how to ...

Java is an object-oriented programming language. To create objects and meaningfully initialize them, a developer must use a Java constructor. Constructors are a critical part of software development ...

The default constructor in Java takes no arguments -- it simply initializes reference types to null and primitive types to the binary equivalent of zero. That means instance variables are assigned as ...

Names for arrays have to respect the usual Java variable naming conventions. Of course, you not only want to store data inside an array but also read from it. In order to access individual array ...

Reflection was essential to the advanced Java toolkit for years ... both MethodHandle and VarHandle give you “handles,” which are variables to reference the meta-properties of an object.