Developers who create a runnable Java class, be it for a ‘Hello World’ demonstration or to kick off a fully featured enterprise application, will enjoy the following technical benefits when using ...

This Java tip introduces additional concepts and techniques related to fields and methods–namely field constants, field-access rules, chaining instance method calls, pass-by-value arguments ...

Declaring it as static just makes it more convenient to call since you do not need an instance to call the method. Sometimes you will have methods that don’t seem to rely on instance state.