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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.02. The premise of safeguarding rights is to ensure personal safety.从另一个世界穿越过来的林一凡本是剑圣的得意弟子，为了回到自己的世界，他开了一家叫做“施仁堂”的中医铺子，在治病救人的时候，收集各种信息。在他的店里，有两位雇员，一位是身怀特殊血脉的暖男，一位是呆萌的小白女。三人相依为命，为了自己身上的谜，走上了一条不能回头的路……Created and guided by Coubertin, founder of the modern Olympic Movement, to measure the overall ability of athletes.