Jaewoong Eum

Author’s posts

• Understanding the internal of Flow, StateFlow, and SharedFlow

  • Engineering

  In this article, you'll dive deep into the internal mechanisms of Flow, StateFlow, and SharedFlow, exploring how they work under the hood.

  

• SubComposeLayout and BoxWithConstraints internals in Jetpack Compose

  • Engineering

  In this article, you'll dive deep into SubcomposeLayout, the internal mechanisms that power it, how BoxWithConstraints leverages it.

  

• Understanding SupervisorJob in Kotlin Coroutines

  • Engineering

  In this article, you will learn what SupervisorJob is, how it works under the hood, and explored real-world use cases from viewModelScope and the RevenueCat SDK.

  

• Exploring Modifier.Node for creating custom Modifiers in Jetpack Compose

  • Engineering

  In this article, you will learn how to create custom modifiers using the three primary APIs, Modifier.then(), Modifier.composed(), and Modifier.Node

  

• Unlocking growth: How to supercharge your paywalls with offers

  • Growth

  Explore types of promotional offer and learn how to configure them in RevenueCat's Paywall Editor

  

• Enhance in-app purchase experiences with slide to unlock in Jetpack Compose

  • Engineering

  In this article, you’ll explore the open-source slide-to-unlock library, built by RevenueCat, and learn how to integrate it with RevenueCat’s in-app purchases in Jetpack Compose

  

• Mark your models as stable with the Compose runtime annotation library

  • Engineering

  In this article, we’ll look at how to address this issue using the new compose-runtime-annotation library.

  

• Why RevenueCat: The Essential Subscription Infrastructure for Growing App Businesses

  • Growth

  RevenueCat is a cross-platform solution for leveraging in-app purchases and subscriptions. This article explains "Why RevenueCat"

  

• remember vs rememberSaveable: deep dive into state management and recomposition in Jetpack Compose

  • Engineering

  Understanding the differences between remember and rememberSaveable by exploring their internal mechanisms, and how they relate to state and recomposition.

  

• Play Billing Library 8 support in Purchases SDK v9.0.0

  • Engineering

  Google Play Billing Library 8 introduces multiple purchase options for one-time products, non-expiring subscriptions, improved error handling, and removes support for querying expired subscriptions and consumed products.

  

• Navigating Google Play’s 14-Day testing rule: a Shipaton survival guide

  • Engineering

  This article explains Google Play’s 14-day testing rule and how to start the clock immediately to ensure it doesn’t delay your submission.

  

• Server-driven UI SDK on Android: how RevenueCat enables remote paywalls without app updates

  • Engineering

  Learning server-driven UI by exploring RevenueCat's Android SDK.