For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.
由伊庭明义（反町隆史）、嶋村卓也（渡部笃郎）两名2等陆军上尉率领的两队小分队26名队员，在赶赴富士山麓的演习地点的途中，突然时光倒流，返回到了400年前的琵琶湖畔。
作后独自享用的美食一样，这些人事和美味，简单平凡，却蕴藏了咀嚼不完的况味
陈启这个身体也是单亲家的孩子，不过他是一个男的，小时候打架能打过人，学习成绩也比别人好，陈文羽虽然照顾人方面差了一点，但是也很痛爱他，所以陈启从小到大也没有受到过什么委屈。
Comparison:
年仅24岁的苏桥，是已经出道十年的女明星，流行乐坛前十的偶像女歌手，电视剧收视女王，三年前一手创立了自己的公司墨天娱乐，成为娱乐圈有名的女霸总。拥有男神收割机绯闻女王之称 的苏桥，身边的男人们来来去去，唯独苏桥的贴身保镖陆成飞，已经默默的守护她三年。
此后，在共产党人赵化民的引导、教育下，王怀远把“虎旗军”改造为保民护民的队伍，并且在抗战中参加了临沂保卫战、台儿庄血战，立下赫赫战功。
[Investigation] Beibadao Group's Manipulation Reveals Secrets: Artificially Creating "Liquidity Vortex" to Grab Huge Profits
The difference between them is that each policy class in the policy mode is equal and parallel, and there is no connection between them. Therefore, customers must be familiar with the functions of these policy classes so that customers can actively switch algorithms at any time. However, in the state mode, the behavior corresponding to the state and the state has long been encapsulated, and the switching between states has long been stipulated to be completed. The "change of behavior" occurs within the state mode. For customers, they do not need to know these details. This is what state patterns do
军士不认识，他可认识，戚继光哪里有这么高的个子，这不正是宅在唐顺之房间一个月的那位么。
《天才进化论》的创作团队可谓是星光熠熠。导演和编剧由曾执导在中国家喻户晓的《家有儿女》系列第四部的导演张馨元女士担任，曾参与拍摄央视热播纪录片《舌尖上的中国》的刘睿担当制作人。演员阵容方面，《开心麻花》知名演员沈腾、青年演员墨阳、儿童节目主持人“
In short, visitor mode is a method to separate the data structure and behavior of objects. Through this separation, the effect of dynamically adding new operations to an interviewee without making other modifications can be achieved. Simple Diagram:
常山一带本就是赵国故地，是大王治下的土地。
She said frankly that the best part of marriage is that when you want someone to accompany you, he is willing to accompany you.
杨长帆也觉得麻烦来了，而且他对这个麻烦的认识比胡宗宪还要深。
三脚猫侦探韩又希，任务中意外翻车，夺走霸总初吻！本以为在劫难逃，不想男神全家上门，赠送数亿财产！“靠脸吃饭”陆景深遇上“狗头神探”韩又希，契约兄妹上演处处吻！忠犬霍天临伙同顽皮萌爷爷强势助攻，傲娇霸总和财迷小骗子的浓糖速配爱情故事由此展开……
要知道钟隐这会人要是秦国的残余势力的话，嬴诗曼和嬴子夜无疑会使他的的灵魂人物。
讲述了韩恩贞饰演的九尾狐为了变成人而等待了10年时间，在最后一夜却因丈夫不守约定而前功尽弃，只得与半人半兽的女儿一起离家出走。她唯一的心愿就是同自己尚未完全长成人形的小女儿一起相依为命，在女儿被人类残忍地害死之后，九尾狐便除了复仇而一无所有。
