Insights, code & ideas
Tutorials and deep-dives on React Native, mobile performance, CI/CD and cross-platform development.
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Thu Jul 23 2026
🚀 React Native iOS CI/CD with GitHub Actions + Fastlane — Build & Deploy to TestFlight Automatically
A complete step-by-step guide to automate React Native iOS builds using GitHub Actions and Fastlane: handle code signing, provisioning, App Store Connect API keys, split build/upload jobs, and seamless TestFlight uploads — no manual Xcode archives needed.
Wed Apr 01 2026
Custom Fonts in React Native WebView: The Complete Fix
Struggling with custom fonts not rendering inside a React Native WebView? Learn why it happens and how to properly inject fonts using platform-specific asset paths and base64 embedding.
Sat Jan 03 2026
React Native vs Flutter vs Native: 2026 Cross-Platform Development Guide
Comprehensive comparison of React Native, Flutter, and native iOS/Android development. Analyze performance, developer experience, time-to-market, costs, and make the right choice for your mobile project.
Thu Oct 02 2025
🚀 CI/CD for React Native Android: Build, Sign, Version, and Upload to Google Play with GitHub Actions
A complete guide to React Native CI/CD with GitHub Actions: build signed APK/AAB, auto-increment versionCode, and release to Google Play automatically — no more manual Gradle commands or Play Console uploads.
Sat Aug 16 2025
How to Fix React Native .so Alignment Errors for Android’s 16KB Page Size
Step-by-step instructions to check .so libraries, update Gradle, and make your React Native Android app compliant with Google Play’s 16KB page size requirement.
Thu Jun 12 2025
My Battle With Jest Mocks and Firebase Auth
Mocking @react-native-firebase/auth in Jest should be simple — until it isn’t. Here’s the real-world story of how I struggled with a mysterious jest.fn() bug, what I learned about shared references, and the best practices that finally fixed my test suite.
Sun Feb 09 2025
React Native Navigation Guide: React Navigation v6 Deep Dive
Master React Navigation v6 architecture. Learn Stack, Tab, and Drawer navigation, deep linking, dynamic routing, parameter passing, and performance optimization for professional React Native apps.
Fri Jan 17 2025
How to Build a Scrollable Text Highlighter in React Native with Auto-Scroll
Learn how to build a scrollable text highlighter in React Native that dynamically shows 3 words at a time, highlights them with fading transitions, and scrolls automatically. Ideal for tutorials, stories, and immersive UI experiences.
Tue Dec 17 2024
API Integration Patterns in React Native: RESTful Services, Caching, and Error Handling
Master API integration in React Native. Learn to build robust API services with error handling, retry logic, request caching, pagination, authentication, rate limiting, and type-safe API clients for production apps.
Fri Oct 25 2024
Facebook Login in React Native with Firebase Authentication
[Error: [auth/unknown] Duplicate credential received. Please try again with a new credential.]
Fri Oct 04 2024
Debugging React Native Apps: Tools, Techniques, and Production Troubleshooting
Master debugging React Native applications. Learn to use React Native Debugger, Flipper, breakpoint debugging, network inspection, performance profiling, memory leak detection, and solve production issues effectively.
Wed Sep 11 2024
React Native Performance Optimization: The Complete Guide to Faster Apps
Master React Native performance optimization with practical techniques for memory management, rendering, and bundle size reduction. Includes real-world examples and profiling strategies.
Fri Aug 23 2024
Advanced Form Handling in React Native: Validation, Multi-Step Forms, and State Management
Master form handling in React Native. Learn validation strategies, async field validation, multi-step wizards, error handling, accessibility, and implement production-ready forms with React Hook Form and custom validators.
Mon Jun 17 2024
Push Notifications in React Native: Firebase, Local Notifications, and Deep Linking
Complete guide to implementing push notifications in React Native. Master Firebase Cloud Messaging, Apple Push Notification service, local notifications, deep linking, notification scheduling, and engagement strategies.
Sat Apr 20 2024
React Native State Management: Redux vs Context API vs Zustand
Compare Redux, Context API, and Zustand for React Native state management. Learn when to use each with real-world examples and performance trade-offs.
Fri Apr 12 2024
Building Offline-First React Native Apps: Complete Implementation Guide
Master offline-first architecture in React Native. Learn AsyncStorage, Realm, SQLite, sync strategies, and conflict resolution for seamless offline UX.
Fri Mar 08 2024
WebSockets in React Native: Real-Time Communication and Multiplayer Apps
Master WebSocket implementation in React Native. Learn Socket.IO setup, real-time event handling, connection management, scalability, and build responsive multiplayer apps with instant data synchronization.
Fri Nov 24 2023
Testing React Native Apps: Jest Unit Tests, Component Tests, and Detox E2E
Complete testing guide for React Native. Master Jest unit testing, React Native Testing Library for components, Detox for end-to-end testing, mocking strategies, and CI/CD integration for production-ready apps.
Thu Nov 09 2023
Secure Authentication in React Native: Best Practices & Implementation Guide
Master secure authentication in React Native with JWT, OAuth, biometric auth, and encrypted storage. Learn industry best practices for protecting user data.