Readers have returned quite a bit of feedback concerning, “Abstract Classes Vs. Interfaces” from April 2001. A recurring request asks to see a complete example of using interfaces and abstract classes ...

This is basically just some pre-code for me to get acquainted with abstract classes vs interfaces, but i intend to eventually put something together that will allow people other than me to create and ...

Community driven content discussing all aspects of software development from DevOps to design patterns. There are only half a dozen classes you really need to master to become competent in the world ...

Obviously that doesn't compile, but I hate to make a file FooType.java with just the 5 lines above in it. Obviously that doesn't compile, but I hate to make a file ...

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 ...