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Differences between simple factories and factory methods: Simple factories and factory method patterns look very similar, especially specific factories in simple factories and factory methods. Simple factory, all things have been done in one place. However, the factory method creates a framework for subclasses to decide how to implement it. For example, in the factory method, the OrderPizza method creates a general framework to create pizza. The OrderPizza method relies on the factory method to create specific classes and make actual pizza. It is possible to decide what the actual products manufactured are by inheriting the factory. Simple factories do not have this flexibility.Console.log ("I finally saw Baidu's question pen ~");然，祖制亦不可胡乱篡改，故定下条规，以为束缚。　　升学的压力和独立的个性会发生怎样的碰撞？懵懵懂懂的学生们如何一次次成长？含辛茹苦的家长又是如何喜上眉梢？师生们如何快乐工作，快乐学习？整部情景剧中不仅有涉及等课堂内外的师生互动场景，触动广大观众的校园情怀，遍布笑点泪点；更有当下话题热点，如艺考、自主招生等教育热点；另外还有父母亲子之间围绕学习与升学的酸甜苦辣小故事，情节新颖又富有想象力。讲述了10年间无法忘记初恋的主人公穿越时空回到了10年前，和初恋之间荒唐的三角关系的故事。During that time, Zhao Mucheng had been afraid to sleep for several days in a row. He slept for up to one hour a day. Zhao Mucheng was lying in bed when he killed Baud.