A practical, production-tested guide to wiring @react-native-firebase v22+ into an Expo project: config plugin setup, type-safe Analytics, Crashlytics inside your error boundary, realtime Remote Config, and EAS Build hooks that stop google-services drift.
A hands-on Reassure guide for React Native and Expo: Jest setup, measurePerformance vs measureFunction, CI baseline diffs, and a Danger.js budget that actually catches regressions before merge.
Learn how environment variables work in Expo across .env files, app.config.js, and EAS Secrets, with a variant pattern and CI-safe defaults.
Ship native Android home screen widgets from an Expo React Native app using Jetpack Glance, a custom config plugin, SharedPreferences, and deep links.
Add Stripe to a React Native Expo app in 2026 with PaymentSheet, Apple Pay, Google Pay, SetupIntent, and 3D Secure. Full config-plugin setup, testing, and webhook confirmation.
Ship WebAuthn passkeys in React Native with Expo dev-builds, Associated Domains on iOS, Credential Manager on Android, and server-side verification.
Capture heap snapshots from a Hermes-powered React Native app in Expo, read retainer paths in Chrome DevTools, and catch the three most common leaks with numbers, traces, and CI regression tests.
Ship native Apple Maps and Google Maps in a React Native app with expo-maps: install the config plugin, render your first map, drop markers, handle camera events, and decide when to stay on react-native-maps.
Ship iOS home screen widgets from an Expo React Native app using @bacons/apple-targets. Covers App Groups, SwiftUI layouts, App Intents on iOS 17+, deep-linking, and the debugging traps that eat weekends.
A practical, hands-on guide to Bluetooth Low Energy in React Native with Expo and react-native-ble-plx v3: dev builds, iOS/Android permissions, scanning, GATT services, characteristic reads/writes, notifications, and background reconnection.
Expo File System Next in SDK 54 replaces the legacy async URI API with File, Directory, and Paths classes. Here is the full setup, sync vs async guide, and legacy migration playbook.
The React Compiler ships stable in React 19.2 and works with Expo SDK 55 and React Native 0.83. Setup steps, real performance traces from three production screens, bailout debugging, and a rollout checklist.
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