Kotlin Coroutines
Kotlin Coroutines
Deep Dive
About the Book
This is a practical book. It shows everything by examples and focuses on real-life use cases. As this technology is already widely used on Android and backend applications, we will see how we can use it there and what the best practices are.
About the Author
Bundles that include this book
About the Contributors
a Google Developer Expert in Android from India. She is also known around the community as @ragdroid. Garima works as a Principal Android Engineer at GoDaddy. She is also an international speaker and an active technical blogger. She enjoys interacting with other people from the community and sharing her thoughts with them. In her leisure time, she loves watching television shows, playing TT, and basketball. Due to her love for fiction and coding, she loves to mix technology with fiction and then shares her ideas with others through talks and blog posts.
a passionate engineer with over a decade of software development experience. He is deeply interested in Android application architecture and the Kotlin language, and he is an active member of the open-source community. Igor is a conference speaker, technical proofreader for the ‘Kotlin In Action’ book, and author of the ‘Android Development with Kotlin’ book. Igor enjoys sharing his passion for coding with other developers.
a software developer at JetBrains, working on coroutine support in the Kotlin compiler since 2017. Was responsible for stabilization and implementation of the coroutines design. Since then, he has moved to other features, namely inline classes. Currently, his work with coroutines is limited to bug fixing and optimization, since coroutines as a language feature is complete and stable and does not require much attention.
an Android developer at Avast. She started her career teaching Java classes at Prague City University, before moving on to mobile development, which inevitably led to Kotlin and her love thereof.
a Google Developer Expert for Kotlin. He has been working with the language since before version 1.0, and he is the maintainer of several open-source libraries and tools for mobile developers (Detekt, Chucker, AppIntro). He's currently working in the React Native core team at Meta, building one of the most popular cross-platform mobile frameworks. Furthermore, he is an active member of the developer community. His involvement goes from speaking at international conferences to being a member of CFP committees and supporting developer communities across Europe. In his free time, he also loves baking, podcasting, and running.
an experienced developer and an early adopter of Kotlin and coroutines, using both in production before they became stable. Worked in the European space industry for several years.
a Developer Advocate at Google. With a decade of experience at Twilio and other San Francisco startups, he is an expert at building apps that scale. Sean is passionate about using great tooling to build high-quality apps quickly. When he is not working on Android, you can find him fiddling on the piano or crocheting hats.
a team lead of the Kotlin Libraries team. He works at JetBrains and is interested in API design, concurrency, JVM internals, performance tuning and methodologies.
Table of Contents
- Introduction
-
Part 1: Understanding Kotlin Coroutines
- Why Kotlin Coroutines?
- Sequence builder
- How does suspension work?
- Coroutines under the hood
- Coroutines: built-in support vs library
-
Part 2: Kotlin Coroutines library
- Coroutine builders
- Coroutine context
- Jobs and awaiting children
- Cancellation
- Exception handling
- Coroutine scope functions
- Dispatchers
- Constructing a coroutine scope
- The problem with shared state
- Testing Kotlin Coroutines
-
Part 3: Channel and Flow
- Channel
- Actors
- Hot and cold data sources
- Flow introduction
- Flow building
- Flow lifecycle functions
- Flow processing
- SharedFlow and StateFlow
- Ending
- Notes
The Leanpub 60-day 100% Happiness Guarantee
Within 60 days of purchase you can get a 100% refund on any Leanpub purchase, in two clicks.
See full terms
Do Well. Do Good.
Authors have earned$12,153,952writing, publishing and selling on Leanpub, earning 80% royalties while saving up to 25 million pounds of CO2 and up to 46,000 trees.
Learn more about writing on Leanpub
Free Updates. DRM Free.
If you buy a Leanpub book, you get free updates for as long as the author updates the book! Many authors use Leanpub to publish their books in-progress, while they are writing them. All readers get free updates, regardless of when they bought the book or how much they paid (including free).
Most Leanpub books are available in PDF (for computers) and EPUB (for phones, tablets and Kindle). The formats that a book includes are shown at the top right corner of this page.
Finally, Leanpub books don't have any DRM copy-protection nonsense, so you can easily read them on any supported device.
Learn more about Leanpub's ebook formats and where to read them
Top Books
- #1
Ansible for DevOps
Jeff GeerlingAnsible is a simple, but powerful, server and configuration management tool. Learn to use Ansible effectively, whether you manage one server—or thousands.
- #2
CCIE Service Provider Version 4 Written and Lab Exam Comprehensive Guide
Nicholas RussoThe service provider landscape has changed rapidly over the past several years. Networking vendors are continuing to propose new standards, techniques, and procedures for overcoming new challenges while concurrently reducing costs and delivering new services. Cisco has recently updated the CCIE Service Provider track to reflect these changes; this book represents the author's personal journey in achieving that certification.
- #3
CCIE SP v5.0
Łukasz Bromirski, Piotr Jablonski, and Nicholas RussoAre you striving to prepare to and pass CCIE SP lab exam? Take the opportunity and get this workbook! With the attached initial cfg files you will prepare yourself for the CCIE SP exam as well as learn SP technologies applicable to all kinds of today modern networks! This workbook covers blueprint topics and provides challenging examples.
- #4
Functional Programming Made Easier
Charles ScalfaniA Functional Programming book from beginner to advanced without skipping a single step along the way.
In my 40 years of programming, I've felt that programming books always let me down, especially Functional Programming books. So, I wrote the book I wish I had 5 years ago.
Functional Programming will never be easy, but it can be easier.
- #5
C++20 - The Complete Guide
Nicolai M. JosuttisAll new language and library features of C++20 (for those who know previous C++ versions).
The book presents all new language and library features of C++20. Learn how this impacts day-to-day programming, to benefit in practice, to combine new features, and to avoid all new traps.
Buy early, pay less, free updates.
Other books:
- #6
Windows 11 Field Guide
Rafael Rivera and Paul ThurrottThe Windows 11 Field Guide is a full-length e-book about the latest version of Microsoft Windows, aimed at those users who will upgrade from Windows 10 or acquire Windows 11 with a new PC.
- #7
Production Haskell
Matt ParsonsAre you excited about Haskell, but don't know where to begin? Are you thrilled by the technical advantages, but worried about the unknown pitfalls? This book has you covered.
- #8
The PowerShell Scripting and Toolmaking Book
Don Jones and Jeff HicksLearn the patterns, practices, and details of PowerShell Scripting and Toolmaking from the industry's two most recognized experts on the subject.
- #9
The Art of Functional Programming
Minh Quang Tran, PhDA master class on the fundamentals and principles of functional programming. It contains 20 programming challenges with detailed solutions and 44 quizzes with answers and explanations. Moreover, 84 diagrams graphically illustrate how concepts and techniques work. Two real-world use cases show how to apply functional programming in practice.
- #10
Jetpack Compose internals
Jorge CastilloJetpack Compose is the future of Android UI. Master how it works internally and become a more efficient developer with it. You'll also find it valuable if you are not an Android dev. This book provides all the details to understand how the Compose compiler & runtime work, and how to create a client library using them.
Top Bundles
- #1
CCIE Service Provider Ultimate Study Bundle
2 Books
Piotr Jablonski, Lukasz Bromirski, and Nick Russo have joined forces to deliver the only CCIE Service Provider training resource you'll ever need. This bundle contains a detailed and challenging collection of workbook labs, plus an extensively detailed technical reference guide. All of us have earned the CCIE Service Provider certification... - #2
1500 QUIZ COMMENTATI (3 libri)
3 Books
Tre libri dei QUIZ MMG Commentati al prezzo di DUE! I QUIZ dei concorsi ufficiali di Medicina Generale relativi agli anni: 2000-2001-2003-2012-2013-2014-2015-2016-2017-2018-2019-2020-2021 +100 inediti Raccolti in unico bundle per aiutarvi nello studio e nella preparazione al concorso. All'interno di ogni libro i quiz sono stati suddivisi per... - #3
Pattern-Oriented Memory Forensics and Malware Detection
2 Books
This training bundle for security engineers and researchers, malware and memory forensics analysts includes two accelerated training courses for Windows memory dump analysis using WinDbg. It is also useful for technical support and escalation engineers who analyze memory dumps from complex software environments and need to check for possible... - #5
Growing Agile: The Complete Coach's Guide
7 Books
Growing Agile: Coach's Guide Series This bundle provides a collection of training and workshop plans for a variety of agile topics. The series is aimed at agile coaches, trainers and ScrumMasters who often find themselves needing to help teams understand agile concepts. Each book in the series provides the plans, slides, handouts and activity... - #9
Statistics - All Lee Baker's Books
10 Books
This bundle includes all of the statistics books that Lee Baker has published at LeanPub 13 Statistics Books*1 PlaceNo Hassle! All in both epub and mobi formats - perfect for all devices and screen sizes. --------------------------------------------------------- *The book listed as Getting Started With Statistics is a bundle of 4 books...
