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 ...

Though Java prevents multiple inheritance, some circumstances warrant its use. In this article, author Thomas Hammell illustrates a technique for simulating multiple inheritance in a Web-based ...

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.