欧美区 亚洲区 图片区

The world-famous Chinese national brand "Dowie/DoWin" has a moderate price of about 300-400 yuan.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).This was a super big case in those days, and the entire Guangdong public security department was mobilized. At this time, they also received an important clue: some Shanwei people who contracted anti-smuggling ships, posing as border guards and customs soldiers, robbed a cargo ship.Tip: There are very few M codes for channel goods. L medium tube is suitable for 42 ~ 46, long tube is not suitable for friends below 180, unless you want to become Uncle Drew.K 'DASH chain drive super must kill, that 1 can be changed, any key can be, as long as it does not conflict with the above control settings