Is MVVM an architecture?

In Android, MVC refers to the default pattern where an Activity acts as a controller and XML files are views. MVVM treats both Activity classes and XML files as views , and ViewModel classes are where you write your business logic. It completely separates an app’s UI from its logic.

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What is MVVM pattern?

Model — View — ViewModel (MVVM) is the industry-recognized software architecture pattern that overcomes all drawbacks of MVP and MVC design patterns . MVVM suggests separating the data presentation logic(Views or UI) from the core business logic part of the application.

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What is design pattern in Flutter?

An overview of the Observer design pattern and its implementation in Dart and Flutter. In the last article, I have analysed a behavioural design pattern that reduces dependencies between a set of interacting objects by decoupling the interaction logic from the objects and moving it to a dedicated controller — Mediator .

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