Java’s interface language feature confuses many Java newbies. Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality, that ...

Q: Why doesn’t the Java language support multiple inheritance? A: Whenever you find yourself asking why Java has or does not have some feature, consider the design goals behind the Java language. With ...

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If you need to have objects look alike but don't have any code to share, you don't need inheritance -- you need an interface. Here's an example of how interfaces provide a more flexible way to deal ...