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二来，书院这种天下儒生士子云集的地方，他自然要格外关注。……以前的大年初六，大家伙一般还处于春节综合症中，但是今年的这时候，大家伙们反而一个个像打了鸡血一样，恨不得日子快快地过去。After studying the design pattern during this period of time, I still have a lot of feelings, because when I am writing code now, I often think about whether I can use any design pattern to refactor here. Therefore, after learning the design pattern, I feel that it will slowly affect the way you think about writing code. Here is a summary of the design patterns. First, all the design patterns can be sorted out. Second, an index can be made to help everyone collect.23岁的化学专业毕业生艾玛·赫奇（Emma Hedges）在苏格兰法医与解剖学研究中心找到了新工作。 兴奋的她热衷于法医学的学习，因此参加了在线法证科学课程。然而，在线课程的案例——曾在邓迪市发现的一具女尸，在她心中唤起了一种怪异又恐怖的熟悉感。她发现这是关于她的故事，因为在十八年前，她母亲的尸体就是这样被发现的……只是二进主屋为两层楼，二楼四间屋子，西边另有个敞轩。这批人很黑很瘦，眼窝很深，身着黑蓝色异服，具备显著的西南少数民族特征。The Interface Segmentation Principle (ISP) means that it is better to use multiple specialized interfaces than to use a single total interface. That is to say, don't let a single interface take on too many responsibilities, but should separate each responsibility into multiple specialized interfaces for interface separation. Too bloated an interface is a kind of pollution to the interface.