Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

Some language features are just plain ugly. The first time you see them, you say to yourself, “If I ever have to use that, there’s something wrong with my design.” And most of the time you’d be right.

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...