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  • Book Overview & Buying How to Build Android Apps with Kotlin
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How to Build Android Apps with Kotlin

How to Build Android Apps with Kotlin

By : Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal, Gaurav Chandorkar, Kaushal Dhruw
4.6 (32)
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How to Build Android Apps with Kotlin

How to Build Android Apps with Kotlin

4.6 (32)
By: Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal, Gaurav Chandorkar, Kaushal Dhruw

Overview of this book

Are you keen to get started building Android 11 apps, but don’t know where to start? How to Build Android Apps with Kotlin is a comprehensive guide that will help kick-start your Android development practice. This book starts with the fundamentals of app development, enabling you to utilize Android Studio and Kotlin to get started building Android projects. You'll learn how to create apps and run them on virtual devices through guided exercises. Progressing through the chapters, you'll delve into Android’s RecyclerView to make the most of lists, images, and maps, and see how to fetch data from a web service. Moving ahead, you'll get to grips with testing, learn how to keep your architecture clean, understand how to persist data, and gain basic knowledge of the dependency injection pattern. Finally, you'll see how to publish your apps on the Google Play store. You'll work on realistic projects that are split up into bitesize exercises and activities, allowing you to challenge yourself in an enjoyable and attainable way. You'll build apps to create quizzes, read news articles, check weather reports, store recipes, retrieve movie information, and remind you where you parked your car. By the end of this book, you'll have the skills and confidence to build your own creative Android applications using Kotlin.
Table of Contents (17 chapters)
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Preface
12
12. Dependency Injection with Dagger and Koin

Summary

In this chapter, we've analyzed the different ways of persisting data in Android and how to centralize them through the repository pattern. We've started with a look at the pattern itself to see how we can organize the data sources by combining Room and Retrofit.

Then, we moved on to analyze alternatives to Room when it comes to persisting data. We looked first at SharedPreferences and how they constitute a handy solution for data persistence when it's in a key-value format and the amount of data is small. We then looked at how you can use SharedPreferences to save data directly on the device, and then we examined PreferenceFragments and how they can be used to take in user input and store it locally.

Next, we looked over something that was in continuous change when it comes to the Android framework. That is the evolution of the abstractions regarding the filesystem. We started with an overview of the types of storage Android has and then took a more in...

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How to Build Android Apps with Kotlin
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