ISSUE #405

5th of May 2024

Hello Kotliners! We're already in May and getting closer to KotlinConf. Any predictions for the keynote announcements? Check out our selection of links for the upcoming week.

Announcements

Kotlin Multiplatform State of the Art Survey 2024
Help to shape and understand the Kotlin Multiplatform Ecosystem! It takes 4 minutes to fill this survey. The results will be shared with the community, and you have the chance of winning an Amazon voucher!
www.snappmobile.io

Kotlin 2.0.0-RC2
A new Kotlin RC has been published. We are getting closer to the final stable release. Check out the list of goodies included here.
github.com

Jetpack Compose compiler moving to the Kotlin repository
The Jetpack Compose compiler is moving from the Google to the Kotlin repository! This will mean more stability in upcoming releases.
android-developers.googleblog.com

Gemini in Android Studio and more: Android Studio Jellyfish is Stable!
A new version of Android Studio is released. If you haven't updated yet, do it now and check some of the new features being released.
android-developers.googleblog.com

Room with support for Kotlin Multiplatform.
Room has been released with support for Kotlin Multiplatform. Learn more in the official documentation.
developer.android.com

Articles

Consider wrapping external APIs
When do we need to wrap external APIs? Read more about it in this excerpt of the book Effective Kotlin.
kt.academy

Kotlin Design Patterns: Mediator
Mediator is made for 1 thing only: Reducing Chaos between dependencies. This article deepens into this pattern and how to use it.
proandroiddev.com

Beware of Build Time Bloat
Slow Kotlin Multiplatform iOS build times? Many teams are building more architectures than needed or intended. Ensure you are not wasting build time.
touchlab.co

Using Jetpack Room in Kotlin Multiplatform shared code
Since Room has been announced with KMP support, John O'Reilly decided to write an article about how to use it in Kotlin Multiplatform.
johnoreilly.dev

Android

Navigation Compose meet Type Safety
Ian Lake, from the Android team, narrates how the latest Navigation Compose component provides type safety.
medium.com

Videos

Three Simple Rules for Subtypes
In this video, Dave Leeds walks through class inheritance, declaration-site variance and use-site variance, and shows how each of the three rules plays out in each case.
www.youtube.com

Ktor vs http4k
Duncan Mcgregor's exploration of JetBrains’ HTTP library concludes today with a comparison of the same functionality implemented with Ktor and http4k.
www.youtube.com

Libraries

Kastro
A Kotlin Multiplatform library for calculating information about the sun and moon.
github.com

Sandbox
Sandbox is a falling sand simulation in Kotlin Compose for Desktop.
github.com

k2-performance-metrics
This project enables you to run performance tests on your Gradle project to compare the differences in performance between Kotlin K1 and K2 compilers.
github.com

Touchlab: OSS library updates
Update from some of the latest updates to various open-source libraries published by Touchlab.
touchlab.co

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