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不知是该佩服他还是该责怪他太能折腾。本茂兄，实不相瞒……杨长帆苦兮兮地捶了下腿，大家统一走关系，愚弟本该参与，奈何愚弟走错了一步，重礼都送给了前任徐知县，现下实在捉襟见肘。正值情窦初开之时的公主，以为自己的心上人是付望舒，却可惜无缘亦无份。而另一边，九皇叔和她虽以叔侄相称却并无血缘关系。皇叔对于她来说，亦师亦友，且两人年龄相差无几，可谓青梅竹马，两小无猜。可孟玉珥一开始却没意识到九皇叔的一往情深，爱他念他也不自知，毕竟辈分不对...Website Record/License Number: Hu B2-20080046-1 Publishing Business License: Xin Li Hu Pi Zi No.U3718 Network Culture Business License: Hu Wang Wen [2015] 0081-031 Xin Chu Wang Zi (Hu) Zi 010Observer2 has received!/usr/local/nginx/sbin/nginx because PATH=/usr/local/nginx/sbin: $PATH was executed in the Dockerfile culture, added to the environment variableTherefore, learning design patterns, The first thing to do is to understand which aspects of design patterns are available to developers, Then, the principle, timing and method of each design pattern are studied respectively, that is to say, under what circumstances should a certain design pattern be used? When understanding the timing of a certain design pattern, it is also necessary to understand what consequences will be caused if this design pattern is not used at this time. After understanding the principle and usage of each pattern, more importantly, learning the object-oriented thinking mode, after mastering the object-oriented thinking mode, looking back at the design pattern, you will have a deeper understanding. Finally, learning the design pattern, you must study hard and practice more. "I agree with the last sentence very much."