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It is still Simon, who believes that human "bounded rationality" is embodied in learning as "situational rationality"-learning wherever it is used. People's learning is restricted or promoted by situations. What you want to learn will be applied in what situation, then you should learn these things in what situation. For example, if you want to learn programming, you should learn it in GitHub, because you will program through GitHub in the future. For another example, if you want to learn bargaining skills, you should learn them in actual sales situations, because this skill is ultimately used in sales situations.01　少年の国杨红英和丁亚兰是两个无话不谈的亲密好友，杨是某国营公司工会干部，性格能干爽直，丁亚兰自己经营一家美发店，性情柔和。杨的丈夫刘永明多年来一直在房地产管理部门工作，虽然没有什么实权，但时常有人求他找关系通路子，自我感觉很良好。到这时候，文武百官顿时精神一振，一齐盯着那个含笑走上殿来的年轻官员。After we have modified the rule, if we want the modification to take effect permanently, we must use service iptables save to save the rule. Of course, if you misoperate the rule but do not save it, then after restarting iptables with the service iptables restart command, the rule will return to the same appearance as it was when the/etc/sysconfig/iptables file was last saved.老一代唢呐艺人焦三爷是个外冷内热的老人，看起来严肃古板，其实心怀热血。影片表现了在社会变革、民心浮躁的年代里，新老两代唢呐艺人为了信念的坚守所产生的真挚的师徒情、父子情、兄弟情。