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? Generally speaking, the factory mode is suitable: whenever a large number of products need to be created and have a common interface, they can be created through the factory method mode. Of the above three modes, the first cannot create the object correctly if the incoming string is wrong, and the third does not need to instantiate the chemical factory class compared with the second, so in most cases, we will choose the third-static factory method mode. ?DBCC CheckDB (SSDB, REPAIR_ALLOW_DATA_LOSS)ChannelId老丁已经是来这里后自己见过最好的人了，心态尚且如此……这一切，真是烂到了骨髓里。沙场驰骋、岁月磨砺，他的容颜已经不复原来的俊俏，多了份沧桑和成熟，也多了一份英武和霸气。马天放十六年前的军火案，欧家十六年前的家破人亡，“沈姑婆”“刀疤刘”的意外身亡等谜底渐渐被揭开。三个家族，两代人的爱恨纠葛，一场围绕“十六年前爱情”展开的家族恩怨，当一切事情终归平淡后，有情人终成眷属，司徒雪与季岳、陈尘与季峰，若岚和少马爷最终走在一起。However, many enterprises have already found the clue when they are attacked for the first time, and security managers also need to give an answer as to whether malicious attacks will come back. Therefore, although CSO people do not want to talk much, we still hope to know their handling attitude. In order to avoid unexpected troubles, we reported the experiences of several CSO's in the work in an anonymous form, and discussed why the security strategy that had always worked failed in the end.