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When the invariant and variable behaviors are mixed together in the subclass implementation of the method, the invariant behaviors will repeat in the subclass. We move these behaviors to a single place through the template method pattern.】开篇表明，有白鹿现世，一定是皇帝太圣明了，感动了神仙派来的，其后大尺度歌功颂德之后，说出了更无耻的话——【顾臣叨握兵符，南救藩属，驱倭攘夷，扬陛下之仁，正宗主之威。System.out.println ("this is the first sub! ");HBO剧集《权力的游戏第八季》将于2019年4月14日播出，本季共6集。For example, some common outsourcing companies receive a project, Then the received project may be the person in charge of the project or the manager level of the company. After receiving the project, the manager does not develop it himself. Leave it directly to the project manager for development, The project manager is certainly not willing to develop it himself. Oh, It will hand over the project to the following code farmers to do, So the coder handles it, If the code farmers don't handle it, Then the project may be directly suspended, but after the final completion, the outsourcing company does not know who developed that part of these projects. It does not know or care about it. What it cares about is that the project has been handed over to the outsourcing company and has been developed without any bugs. Therefore, the advantages of the responsibility chain mode lie here:Chapter 8 How to Explain Natural TalentZhao Yuan, founder of Yixiu Mathematical Thinking: "Thinking ability products are not as direct and obvious as programming can make some programs, or as direct and obvious as mathematics can calculate a problem. Therefore, how to formulate an evaluation standard recognized by parents and present the curriculum effect is a big challenge that the industry will face."