Rocko

@bkitduy The project was originally for Chinese developers, many of the resources are also Chinese. If you increase the full English content need to re-organize the resources needed.

@wajahatali5 Hi, Are you close the "Offline work" setting?

@wajahatali5 "Offline work" is the AS's gradle setting, search "Offline work" in your AS setting and close it if the setting is enable. Your error seem to cause by gradle...

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直接贴上代码了。 `var songs` 里换成你的歌曲链接

从下到上的结构都是 Observable 数据在返回，你可以任意操作由下返回的 Observable 流。

I think the `UserModel` and `mapper` is mechanical and dogmatic. If the user's data has changed(eg: add age attribute), you must change your `user`(UserMode-Presentation、User-Domain、UserEntity-Data) and its `mapper` in three layers，its...

@android10 :-) I am cognizing this question. The following is my view now: - In M-V-X pattern and 3/N Tiers Architecture, the model classes(just model classes) are base on business...

Alright, I agree the dependency rule. I want to add that we(Android Dev) are just writing a single application, we don't have Front-end developer and Backend developer and so on....