The boss wants the employees to focus on work and not get distracted by social media. So he decides to block some websites on the corporate network during working hours.
Producing planes on a large scale is expensive, but fortunately the manufactured raw parts are always stored in the pool, thereby reducing duplication in the production process.
There are many departments in the building and you feel confused! By opening the entrances from the facade according to purposes, you simply follow the pre-arranged flow.
You are a dog farm owner who manages the properties of all dog breeds. The number of crossbred dogs is increasing every day because of the emergence of new breeds!
In the discussion room without a teacher, you can speak or listen, but when you speak you need to make sure that everyone can hear. Therefore, a loudspeaker is a useful tool.
Undo and redo are common features in editing software. They look simple on the surface, but how do they work internally? How do you design structure and behavior for them?
Have you had a chance to watch The Spy Gone North? The spy infiltrated North Korea's secret locations, and collected its secrets effectively by applying the Visitor Pattern!
Porsche and Lamborghini are the children of Volkswagen. Their manufacturing process uses the same structure because they both implement the Volkswagen Template Method.
Have you ever thought about the ATM logic? How is ATM logic organized to cover all cases without any misses? Do you feel confused when handling many operations on many states?
Some students in a class are attentive, but others are easily distracted. The teacher is indifferent to them; for her, they are all observers and she just performs her duty.
