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ISSUE #178

29th December 2019
 

Hello Kotliners! This is the last Kotlin Weekly issue we will be sending in 2019. It has been fantastic to have such a motivated community around. 2019 has been a fantastic year for all of us Kotlin aficionados, and 2020 looks equally promising. Enjoy your Sunday, and we hope to see you back in 2020 with renewed energies.



Articles


Back-pressure in Kotlin Flows
Back-pressure is a mechanism to control the data flow in reactive programming, and the concept is taken from fluid dynamics. In this article, see how we can apply back-pressure in our Kotlin flows to ensure a smooth flow of data.
medium.com

Kotlin as a scripting language
Kotlin can be used to create scripts, simple Kotlin snippets without the need for the main function that you would need in a typical program. GDE Daniele Bonaldo wrote an article explaining how to do it.
danielebonaldo.com

Understanding Higher-Order Functions and Lambdas in Kotlin
In this article, Amit Shekhar gives a nice overview of what Higher-Order functions and lambdas are in Kotlin.
mindorks.org

Uniform list access with subscripts
In this new article at okkotlin, it is discussed how we can add subscript access to our custom data models through operator overloading.
okkotlin.com

What the Flow?
Shelby Cohen dived into Flow after the KotlinConf, wondering what this really was and whether it was a better alternative. He wrote and share this post with us.
medium.com
 


Sponsored

How to Build an Android Chat App with Java or Kotlin
Learn how to use our Android Chat SDK to create a polished messaging experience with typing indicators, read state, attachments, reactions, user presence, and threads.
getstream.io



Multiplatform


Minimal Kotlin Multiplatform project using Compose and SwiftUI
John O'Reilly has created a small Kotlin Multiplatform project, using Jetpack Compose for the Android app and the iOS UI being developed with SwiftUI. 
johnoreilly.dev

Christmas Hacking: Squeezing Kotlin Native into Docker
Marc Reichelt has been experimenting with K/N and how it could be packed onto Docker. He presents in this article his results.
dev.to



Videos


What's New in Java 19: The end of Kotlin?
Session at the KotlinConf by Jake Wharton. At this talk, he compares and contrasts how Kotlin and Java approach solving the same problems of today's Java.
youtube.com
 

Contribute

We rely on sponsors to offer quality content every Sunday. If you would like to submit a sponsored link contact us.

If you want to submit an article for the next issue, please do also drop us an email.

Thanks to JetBrains for their support!

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