Solve re-orientation problem, where data flows after Activity/Fragment is destroyed

[yolapop]

• Probably using LiveData
• Also maybe need to implement a Repository pattern instead of DAO (reference)

Useful blog posts:

1. The Evolution of the Repository Pattern - Be Aware of Over Abstraction

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So after reading the above resources, I will create a "Repository" pattern only for hiding implementation detail and not over-abstract-ing DAO pattern. If you have different thoughts please comment below.