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You're reading from Reactive Programming in Kotlin Design and build non-blocking, asynchronous Kotlin applications with RXKotlin, Reactor-Kotlin, Android, and Spring

Product type Paperback

Published in Dec 2017

Publisher Packt

ISBN-13 9781788473026

Length 322 pages

Edition 1st Edition

Languages

Kotlin

Tools

Android

Concepts

Design

Author (1):

Rivu Chakraborty

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Table of Contents (13) Chapters

Preface

1. A Short Introduction to Reactive Programming FREE CHAPTER

2. Functional Programming with Kotlin and RxKotlin

3. Observables, Observers, and Subjects

4. Introduction to Backpressure and Flowables

5. Asynchronous Data Operators and Transformations

6. More on Operators and Error Handling

7. Concurrency and Parallel Processing in RxKotlin with Schedulers

8. Testing RxKotlin Applications

9. Resource Management and Extending RxKotlin

10. Introduction to Web Programming with Spring for Kotlin Developers

11. REST APIs with Spring JPA and Hibernate

12. Reactive Kotlin and Android

Varieties of Subject

As we mentioned earlier, there are a lot of varieties available for Subjects. As we have gained some grip in Subject, let's now dive into varieties of Subject to understand it better. So, these are some of the most useful and important varieties of Subject, which we will discuss here:

AsyncSubject
PublishSubject
BehaviorSubject
ReplaySubject

Understanding AsyncSubject

AsyncSubject only emits the last value of the source observable (Observable it listens on), and the last emission only. To say things more clearly, AsyncSubject will emit the last value it got, and will emit it only one time.

This is a marble diagram for AsyncSubject, which has been taken from ReactiveX documentation (http://reactivex...

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Authors (1)

Rivu Chakraborty

Rivu Chakraborty is a Google Certified Android Developer, Caster.io Instructor and a Kotlin Evangelist. With over 6 years of work experience; he is currently working as a Sr. Software Engineer (Android) at BYJU'S The Learning App. Rivu considers himself a Kotlin and Android enthusiast, cum evangelist. He has been using Kotlin since December 2015. Rivu created the KotlinKolkata User Group and before moving out to Bangalore, he had been the lead organiser for both Kotlin Kolkata User Group and GDG Kolkata. Along with organising events, he also speaks at events/conferences in India, including DroidJam India (India's premiere Android Conference) and a couple of DevFests. Rivu has authored multiple books on Kotlin and Android Development.

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