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一更求粉红订阅。/grovel (party)越国的水军最集中的就是江东和江陵，分别掌控在苏角和蒲俊手中。范先生客气了，能接受我项梁邀请，实在荣幸之至啊。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).田少爷于戏曲诗词等都精通的很，你求他帮你多编几出好剧，只怕比求我更好呢。The Differences between "Regulations", "Provisions" and "Measures"