An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...

Association is a semantically weak relationship (a semantic dependency) between otherwise unrelated objects. An association is a “using” relationship between two or more objects in which the objects ...

For all JavaScript’s prominence as the lingua franca of Web development, there are an awful lot of developers who don’t like it a whole lot, and as a result, a great many efforts to produce something ...