I hope we all agree that methods an classes should be small and have only few dependencies. This point of view is widely accepted, while the interpretation of “small” varies. There is lots of literature out there about this. But what about packages? Some people consider packages just as namespaces. So packages are just things [...]
There are lots of things that make requirements analysis difficult. For this article lets focus on one issue: What is a Train? At first sight this looks like a rather simple question and might be answered by having a look at wikipedia: A railway or railroad train is a connected series of vehicles for rail [...]
When you ask people who know almost, but not completely nothing about patterns, about software design patterns, they probably bring up the singleton pattern. It’s extremely easy: Just make sure you have one single instance of a class. If you ask more experienced developers about the singleton, they will probably tell you its bad and [...]