1. Home
  2. Discover
  3. Technology
  4. Kotlin Weekly

Kotlin Weekly - Kotlin Weekly #329

 
 

ISSUE #329

20th of November 2022
 

Hello Kotliners! We now have a Mastodon account, you can follow us there: kotlin.social/@KotlinWeekly. We will be posting from now on both Twitter and Mastodon. We are also running a Mastodon instance, in case you want to register. See the details below. Enjoy your upcoming week!



Announcements


How Kotlin Is Going To Fix Your Pains in 2023
The data from the first Kotlin Developer Survey is ready. JetBrains is sharing it with us now. Check out how satisfied are Kotlin users and their potential painpoints.
blog.jetbrains.com

New Mastodon server: kotlin.social
We have created a new Kotlin Mastodon instance. kotlin.social. Feel free to join using the link above!
kotlin.social



Articles


Kotlin Coroutines use cases for Data/Adapters Layer
How can we use Kotlin Coroutines in the Data/Adapters Layer? How do we use callback or blocking functions? This excerpt from the book Kotlin Coroutines answers those questions.
kt.academy

How to improve the quality of tests using mutation testing
In this article, Matthias Schenk introduces mutation testing, and shows how this can help improve the quality of tests in a Kotlin project.
medium.com

Reactive REST API with Micronaut and MongoDB
Piotr from Codersee showcases how to implement a Reactive REST API with Micronaut and MongoDB (+ Project Reactor).
codersee.com

Use More Named Arguments in Kotlin
Jacques Smuts makes a case to use named arguments more often in Kotlin.
jacquessmuts.github.io



Android


Compose Snippets
Vinay Gaba has created Compose Snippets, bite-sized code snippets for common Jetpack Compose problems.
www.jetpackcompose.app

Building StateFlows in Android with Jetpack Compose
In this video from the Droidcon New York, Mohit Sarveiya shows how to build StateFlows using Compose.
www.droidcon.com



Videos


Using First-class Functions to Fake Effects
This new video of Duncan McGregor explores where a Test Driven Development implementation of the Gilded Rose stock control system takes us in Kotlin, migrates a map to hold lambdas rather than return values, allowing us to test our stateful retry logic in an elegant way.
www.youtube.com

Easy SharedPreferences with Delegated Properties in Kotlin
In this video, Dave Leeds shows how Kotlin's delegated properties work, by turning Android's SharedPreferences into a delegate.
www.youtube.com



Libraries


Fixtures
Fixtures is a library that helps us to instantiate data classes for our tests easily.
github.com

Info Kotlin Process Plugin
Inaki Villar presents us with his new Plugin: a Plugin to Include information about Kotlin processes in the Build Scans or in the build output.
github.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!
Twitter
Facebook
Website
Copyright © 2022 Kotlin Weekly, All rights reserved.
You are receiving this email because you opted in at our website.

Want to change how you receive these emails?
You can update your preferences or unsubscribe from this list

Email Marketing Powered by Mailchimp

Key phrases

Test Driven Development implementation first Kotlin Developer Survey Info Kotlin Process Plugin new Kotlin Mastodon instance Reactive REST API stateful retry logic Droidcon New York New Mastodon server More Named Arguments bitesized code snippets Jetpack Compose problems

Older messages

Kotlin Weekly #328

Sunday, November 13, 2022

ISSUE #328 13th of November 2022 Greetings Kotliners! This week was the 12-year anniversary of the initial commit in the Kotlin repository. This has changed the life of many of us and how we spend most

Kotlin Weekly #327

Sunday, November 6, 2022

ISSUE #327 6th of November 2022 Hello Kotliners. Last week has been a terrible one for many of us. Multiple layoffs across the industry have reminded us of our vulnerability in an economic downturn. If

Kotlin Weekly #326

Sunday, October 30, 2022

ISSUE #326 30th of October 2022 Announcements KotlinConf 2023 Is Going Global It's been three years since the KotlinConf 2019 Global. Now JetBrains has announced that KotlinConf will be back in

Kotlin Weekly #325

Sunday, October 23, 2022

ISSUE #325 23rd of October 2022 Articles Nullability in Java and Kotlin How does support for nullable types in Kotlin work? How does Kotlin process types from Java? Get answers to these and other

Kotlin Weekly #324

Sunday, October 16, 2022

ISSUE #324 16th of October 2022 Hi Kotliners! This is one of the most exciting issues we have sent in a long time, and it could have been called the 'Special KMP edition'. Kotlin Multiplatform

You Might Also Like

Edge 390: Diving Into Databricks' DBRX: One of the Most Impressive Open Source LLMs Released Recently

Thursday, April 25, 2024

The model uses an MoE architecture which exhibits remarkable perfromance on a relatively small budget. ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏

US TikTok ban 📱, Meta's $200B drop 📉, Node.js 22 👨‍💻

Thursday, April 25, 2024

President Joe Biden has signed into law a bill that orders TikTok owner ByteDance to sell the company within 270 days or lose access to the US market Sign Up |Advertise|View Online TLDR Together With

Learning about Android Runtime

Thursday, April 25, 2024

View in browser 🔖 Articles Learning about Android Runtime I always enjoy reading articles that explore how something works under the hood. Here's an article that does exactly that, providing

Stripe changes its … stripes

Wednesday, April 24, 2024

TikTok on the president's docket and Nvidia acquires Run:ai View this email online in your browser By Christine Hall Wednesday, April 24, 2024 Good afternoon, and welcome to TechCrunch PM! Today

💪 You Can Use Copilot AI as a Personal Trainer — Why Your Laptop Needs a Docking Station

Wednesday, April 24, 2024

Also: Here's How to Make Your Apple ID Recoverable, and More! How-To Geek Logo April 24, 2024 📩 Get expert reviews, the hottest deals, how-to's, breaking news, and more delivered directly to

JSK Daily for Apr 24, 2024

Wednesday, April 24, 2024

JSK Daily for Apr 24, 2024 View this email in your browser A community curated daily e-mail of JavaScript news JSK Weekly - 24th April, 2024 React 19 has introduced many great functionalities and

Daily Coding Problem: Problem #1422 [Hard]

Wednesday, April 24, 2024

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Airbnb. Given a list of integers, write a function that returns the largest sum of non-

Charted | Artificial Intelligence Patents, by Country 🤖

Wednesday, April 24, 2024

This visualization shows which countries have been granted the most AI patents each year, from 2012 to 2022. View Online | Subscribe Presented by: New on VC+: Our Visual Briefing on the IMF's World

Save your seat: 1Password’s 2024 Security report insights webinar

Wednesday, April 24, 2024

Join us April 25th. ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏ ͏

Top Tech Deals 📱 LG Flex TV, Google Pixel 7, DJI Mini 3, and More

Wednesday, April 24, 2024

Get yourself a discounted DJI drone, save on the Pixel 7, or score some PC and phone accessories. How-To Geek Logo April 24, 2024 Top Tech Deals: LG Flex TV, Google Pixel 7, DJI Mini 3, and More Find