Java variables are essential when programming. At the core of variables, is the ability to store information in a java program. Variables can store many different types of information. Some of the most basic types are integers (int), doubles or floating point (double), characters (char) and String (String). After reading this post, you should have a very solid understanding of how to use variables in Java. All java variables need at least two things to be created. The type, which tells Java what kind of information you are storing and the name of the variable. The name is how...