Learn the difference between classes and interfaces once and for all, then get started declaring, implementing, ... For example, Cloneable (see Inheritance in Java, Part 2) ...

Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality, that workaround is only a side-effect of interface usage ...

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 ...