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Expense Buddy: Local-first expense tracking with GitHub sync
Overview I’ve tried a bunch of expense trackers over the years and kept running into the same problems: slow flows, cluttered screens, and a nagging feeling th...
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Smart Hydration Made Simple: How to Build Your Own BLE Water Bottle Tracker
Dehydration is frequently associated with reduced cognitive focus, fatigue, and metabolic slowdown. While manual logging apps are helpful, they often fail durin...
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A simple pattern for versioned persisted state in React Native
Persisted State in React Native – A Simple, Type‑Safe Solution I’ve only been working with React Native for a few weeks. I thought persisted state would be a s...
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Login with Google on an iPhone (Local Metro server + Dev Build) - Part 5/7: Expo Router Setup
Quick recap! From steps 1‑4, we have: - Install the necessary packages – Step 1https://dev.to/cathylai/login-with-google-on-a-physical-iphone-metro-server-eas-...
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Smart Alarms Explained: How Sensor Technology Can Help You Wake Up Refreshed
Waking up shouldn't feel like a battle against your own biology. If you’ve ever felt jolted out of a deep slumber only to remain groggy for hours, you’ve experi...
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Building a Biometric Crypto Wallet (That Actually Works!)
Or: How I Learned to Stop Worrying and Love WebAuthn Passkeys The “Why Did I Do This Again?” Moment So, I built a mobile crypto wallet. But not just any wallet...
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Why Flutter beats React Native ?
Performance Flutter delivers superior performance because it compiles directly to native machine code. This eliminates the need for a JavaScript bridge, which...
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Login with Google on an iPhone (Local Metro server + Dev Build) - Part 4/7: Google Cloud Console
Configure oAuth Project The project is the top‑level container e.g., “My Startup”. One project is sufficient for all of your apps. Consent Screen Configure the...
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Login with Google on an iPhone (Local Metro server + Dev Build) - Part 3/7: Add the Clerk API Key
Clerk API Key Now we will find the Clerk API Key and add it to our env.ts file: Configure → API Keys !Clerk API Keys screenhttps://dev-to-uploads.s3.amazonaws....
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When client-side entity normalization actually becomes necessary in large React Native apps
Background Over the past few years, while working on several React Native projects—different products, different teams—I kept encountering very similar symptom...
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Building a performative React Native app
Hi there, It's 2026 and building an app with React Native could not become easier. Thanks to the open‑source React Native community and the Expo ecosystem, anyo...
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Reflections on Upgrading to THE Architecture in React Native and the state of community
As a seasoned React Native developer since 2019 and a developer in general for more than 15 years now, I’ve had the privilege—and sometimes the headache—of navi...