YDMmobile / oss
KOEN

Notes from building and learning.

Category
  1. 97

    Your React Native App Says ‘New Architecture.’ Your Dependencies May Disagree.

    Every React Native migration has a moment where somebody flips a flag, the app still launches, and the room collectively decides that the hard part must be over. This is a lovely moment. It is also a terrible time to stop looking. The New Architecture is not only a setting in your app configuration. It is a contract…

    EN2026-07-16

  2. 98

    nvm Keeps Eating My Global Packages: Building node-snapshot to Get Them Back

    If you use nvm and you install your CLI tools globally, you have probably lived this moment: you bump Node to the latest patch, open a fresh terminal, type tsc (or eslint, or yarn, or whatever you live inside), and the shell just… shrugs. It was there yesterday. You didn't uninstall anything. But nvm doesn't carry…

    EN2026-07-14

  3. 99

    The async Keyword That Eats Your Errors: Why new Promise(async ...) Is a Trap

    One tiny keyword, and your rejections quietly walk off the job. If you've ever chased an Uncaught (in promise) red box whose stack trace points at absolutely nothing useful — some framework internal, three layers away from any code you wrote — you already know the specific flavor of despair I'm talking about. The…

    KO / EN2026-07-13

  4. 100

    Naver Login on React Native's New Architecture: What My TurboModule Rewrite Changes (and What It Doesn't)

    If you've ever tried to move a real app onto React Native's New Architecture, you know the drill: you flip the flag, run the build, and then one dependency at a time reminds you it was written for the old Bridge. Naver Login was that dependency for me. So I rewrote it — react-native-naver-login-turbo — as a real…

    EN2026-07-13