In Java, a static variable is a variable that belongs to the class itself rather than to any particular instance of the class. It is also known as a class variable. Unlike instance variables, which ...

Ever wonder why Java's const keyword is unimplemented? More specifically, why do we mark global constants in Java with both the static and final keywords? Why are Java constants static and final? The ...

As you already know, a variable is a quantity that may change in the mathematics. Also, there are variables in the Java program. Today, I am talking about Java variables. In a Java program, a variable ...

In this tip, I'd like to show a simple technique that allows switching between multiple versions of the code at runtime. Often, when I'm testing a new solution, I'd like to run an old version and make ...