The first half of this introduction to Java inheritance teaches you how to use the extends keyword to derive a child class from a parent class, invoke parent class constructors and methods ...

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 ...