20. Heuristics and Coffee
Over the past dozen years, I have taught object-oriented design to professional software developers. My courses are divided into morning lectures and afternoon exercises. For the exercises, I divide the class into teams and have them solve a design problem using UML. The next morning, we choose one or two teams to present their solutions on a whiteboard, and we critique their designs.
I have taught these courses hundreds of times and have noticed a group of design mistakes commonly made by the students. This chapter presents a few of the most common errors, shows why they are errors, and addresses how they ...