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Java without a main method Historically, Java devs have had to code a main method every time they want to run a tiny snippet of code, a tedious and annoying requirement. IDEs such as Eclipse and ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

The use of private constructors, singletons and factories. However, those advanced topics are much easier to digest when a developer learns the most fundamental concepts pertaining to Java ...