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Super Large Data Manipulator: At this stage, we have basically begun to consider the distributed operation scheme of super large data, have a macro understanding of the overall architecture, and can also give some advice on different frameworks. The distributed operation of massive data has certain experience on how to avoid the delay of network communication and how to train more efficiently and quickly. This kind of person is usually the leader of shrimp like me.年初的《亲亲我好妈》由不被看好绝地反弹，不少网民大赞该剧内容够贴地，道尽一众港妈心声，而这套剧亦准备开拍续集啦。绿萝见到状况之后，更是骄傲不已。小葱从庄稼汉的身上拔出钢针和匕首，擦干净血迹，塞进袖内。So he began to write the whole article by himself, then found out the final original article later and compared them with the articles he had written.3. Some classes, such as the core trading engine of the exchange, control the trading process. If multiple classes can be created, the system will be completely messed up. (For example, if there are multiple commanders in an army who command at the same time, there will definitely be a mess), so only by using the singleton mode can the core transaction server independently control the whole process.