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B) Design principles. Many people have listed seven principles, such as single duty principle, opening and closing principle, Richter substitution principle, dependence inversion principle, interface isolation principle, composite reuse principle and Dimit principle. LSP, I elevated it to one of the three cornerstones of the object-oriented paradigm; Single responsibility and interface isolation are mainly used as the principle of responsibility division in object-oriented analysis/OOA, which you can not pay much attention to at this time. Relying on the inversion principle, I throw it away as garbage, because the opening and closing principle or directly "relying on abstract type principle" already contains the essence of relying on the inversion principle, while the dross of relying on the inversion principle is inherited by IoC. Of course, the pullback, I emphasize very much. Therefore, you need to master the abstract dependency principle (OCP), one-way dependency principle (including the learning of callbacks) and the minimum dependency principle (composite reuse principle, Dimit rule).这一刻，胡钧的惊愕无以复加，几乎忘记了渐渐靠近的敌人。独居吉祥寺的大学生・纯（桥本爱），某天被找寻已故父亲昔日恋人・佐知子的高中生ハル（永野芽郁）造访。一起寻找佐知子的过程中，两人结识了佐知子的孙子・トキオ（染谷将太）。三人从去世的佐知子的遗物里找到录有ハル父亲和佐知子歌声的开盘式磁带，但磁带中途歌声戛然而止，因此，三人决定共同完成乐章.....包家屯退伍青年包家文带领村民养殖“珍珠熊”被骗，主动承担村民损失，女朋友冯晓苇全部积蓄助他度难关。冯晓苇查出身患白血病，隐瞒病情和包家文分手，包家武情断后与同学苏玉玲擦出火花。包家文与伙伴合伙办香蕉农场创业，平静的包家屯却因六合彩而狂躁不安，包家文与兄弟包家武反目。警方打击六合彩，包家武远走河内，村庄恢复平静，开始重建。包家文竞选村长成功，开展土地流转，扩大经营范围，组建龙山公司。冯家与包家宗族械斗，冯晓苇挺身而出保护包家文。包家文了解冯晓苇病情，选择和冯晓苇在一起，苏玉玲心碎。包家文拯救台风中的冯家屯甘蔗，感化冯家。冯晓苇和苏玉玲合力帮龙山公司度过难关，公司赢来丰收，村民受益。包家文和冯晓苇的婚礼最终化解了包冯两家几十年的怨恨。PS: There are two types of cookies就在前不久，铜山失守了，压根不需要诈城，城门自便开了，正是副将苏岸的手笔。1. When ships are in mutual view, when the navigating motor ship permits or requires manoeuvring in accordance with the terms of these Rules, the following sound signals shall be issued by the whistle to indicate it: