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Showing posts from June, 2019

Exploring Android Architecture Components: ViewModel, LiveData, and Room

As an Android developer, it's important to stay up-to-date with the latest tools and technologies available to make app development easier and more efficient. One such technology that has gained popularity in recent years is Android Architecture Components, specifically ViewModel, LiveData, and Room. ViewModel is a component that is designed to store and manage UI-related data in a lifecycle-aware manner. LiveData is an observable data holder that can be used to update the UI in real-time, while Room is a SQLite object-mapping library that provides an abstraction layer over SQLite database. Using these components in tandem can lead to a cleaner, more modular and maintainable codebase. Let's dive in and explore these components further. ViewModel: ViewModels are designed to store and manage UI-related data in a lifecycle-aware way. This means that the data stored in a ViewModel will persist throughout the lifecycle of the corresponding UI component, such as an Activity or Fr