In this video, you can follow along while I debug and explain the Java inheritance challenge. Rafael del Nero is a Java Champion and Oracle Ace, creator of the Java Challengers initiative ...

Java's open inheritance model can feel like an open invitation to unintended extensions. The problem becomes especially poignant when a switch statement or a nesting of if statements assumes that a ...

That's a good start to help developers understand LSP, but Martin's quick description initially reads like a summary of Java's out-of-the-box inheritance and polymorphism mechanisms. We need to dig ...

I once attended a Java user group meeting ... After the laughter died down, he explained that the real problem wasn’t classes per se, but rather implementation inheritance (the extends ...