《围城》人物分析：知识分子的时代困局
Normalization strategies:
，这一点在Line官方版本下载中也有详细论述
It has a dead simple API and is easy to get up and running.
It’s kind of difficult to trace what’s happening here, so let’s split up the state for each key. Note, though, that this is just a visualization aid; the full state is still being transmitted as a single unit.
In Modular Design higher-level modules shouldn’t depend on lower-level modules. That’s because abstract modules shouldn’t be limited by concrete solutions. Another reason is testability - modules that have direct dependencies to lower-level modules are harder to test.