Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...

Overview: Avoiding common Java mistakes significantly improves application speed, memory use, and overall stability.Choosing the right data structures and closi ...

OK, I'm coming up soon on a few small to medium intranet/web site projects where we want to branch out from what we've been using to do object-relational mapping (don't ask; it sucks and you've never ...

One of the easiest ways to understand what is meant by ‘object oriented’, is to define what it is not. Before Object Oriented Programming (OOP) programs were written an imperative way, essentially a ...