Spring is an application framework providing Dependency Injection features for the Java Virtual Machine – features that enable testability, reliability, and flexibility to application developers. It changed how Java is developed, and here’s how and why.
1.1 Setting the Stage for Better Development
Spring, according to Wikipedia, is one of the four temperate seasons, following winter and… no, no, this isn’t a book about weather. Let’s try again.
A spring is a mechanical device that stores kinetic energy, ...