Allowing only a compile-time dependency from infrastructure code to the business logic code (never the reverse). That means that the business logic exposes public methods (which could be invoked from outside) and/or exposes required interfaces, and the infrastructure layer/module implements them.
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
，详情可参考Line官方版本下载
Андрей Ставицкий (Редактор отдела «Наука и техника»)，详情可参考体育直播
As with the rest of the new devices, pre-orders are open now and the MacBook Neo will be available in stores in 30 countries and regions on March 11.