Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods. Generics are used in ...

Lazy loading is a common design pattern often used for constructing resource-intensive objects. It's also frequently used in conjunction with the singleton, and/or factory patterns. Lazy loading ...

Every EJB application server allows you to install an EJB if you provide a bean implementation, remote interface, and a home interface but, in most cases, you have to write them yourself. That is ...