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刘邦缓过神来，在张良和樊哙的护送之下，迅速离去。彦仲和他的三个发小一直从事影视行业，没钱没关系，靠自己一步一步的坚持着四个人的梦想，忍辱着各界人士的讽刺，彦仲社会经验不足，经历较少，考虑问题不全面，年轻气盛，不反思自己的问题所在，一直未能拉到心怡的投资，孙子楚决定离开团队，彦仲把赵侃也骂走了，随后铁生很高兴的来到了工作室询问彦仲怎么了，彦仲问铁生是不是背后说他坏话，还没等铁生把话说完，彦仲扔东西时，不小心把小时候彦仲送给铁生的棒棒糖给摔碎了，铁生很伤心也离开了彦仲，局面陷入了崩溃，彦仲深知自己又没有控制好自己的情绪。孙子楚还在气头上，把四人多年写出来的剧本私自拿走去拉投资，导致剧本丢失，四人商量如何追回剧本。In the above code, we use three functions, order500, order200, orderNormal to handle its own business logic, If the current own function cannot handle things, We pass it to the following function to handle it. By analogy, Until there is a function that can handle him, Otherwise, the responsibility chain mode will leave the chain directly, telling that it cannot be processed and throwing an error prompt. Although the above code can be used as the responsibility chain mode, we can see from the above code that the Order500 function depends on functions such as Order200, so there must be this function, which also violates the open-closed principle in object-oriented. Let's continue to understand writing flexible and detachable responsibility chain nodes.　　黄华宝虽一再避战，最终仍被隆科贝克暗算重伤，梁赞愤然找隆科贝克算帐，竟发现隆科贝克离奇被杀。Foam extinguishing转瞬之间，心意已决——要么让你，要么干你。The SYN-ACK retransmission number server sends the SYN-ACK packet. If the customer confirmation packet is not received, the server retransmits for the first time, waits for a period of time but still does not receive the customer confirmation packet, and retransmits for the second time. If the retransmission number exceeds the maximum retransmission number specified by the system, the system deletes the connection information from the semi-connection queue. Note that the waiting time for each retransmission is not necessarily the same.