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Curated developer articles, tutorials, and guides — auto-updated hourly
Jay Saadana6d ago • 8 min read
Testing Real Time Features in Delivery Apps: Maps, Live Tracking, and ETA Updates
The moment a customer taps "Place Order," the most anxiety-driven part of the delivery experience...
#ai#mobile#android#ios
40 18
Prabhakar6d ago • 74 min read
React Native Developer Interview Questions & Answers : Real Scenario-Based Questions
A deep, scenario-driven React Native interview prep guide covering fundamentals, navigation, lists, ...
#reactnative#javascript#interview#mobile
2 0
Michael Brooks2d ago • 4 min read
Publishing Chattr to Three App Stores: What They Don't Tell You
Chattr is a social platform built for the Twitch community. It's a React Native app with a Laravel.....
#reactnative#mobile#appstore#devjournal
1 0
Stéphane LaFlèche6d ago • 5 min read
Most of the web is touch. We still don't save handedness.
How is there still no OS setting to save your handedness preference? We can detect a surprising...
#css#discuss#mobile#ux
2 0
Russel DSouza1d ago • 4 min read
Defer Authentication: A React Native UX Pattern That Doubled Our Retention
Forcing auth before the first useful screen killed 82% of new users in our React Native app. We...
#reactnative#ai#ux#mobile
0 0
Dan6d ago • 7 min read
Kotlin Compiler Plugin Cuts Android Startup Time by 30% in Expo SDK 56
Expo SDK 56 ships with a custom Kotlin compiler plugin that eliminates reflection from Expo Modules....
#expo#mobile#javascript#reactnative
0 0
Dan2d ago • 5 min read
Skip Recompiling 70+ iOS Packages on Every Build
React Native developers know the pain: every clean iOS build recompiles your entire dependency tree....
#expo#mobile#reactnative#javascript
0 0
Maxi6d ago • 6 min read
The Honour System Running Your Phone's Speaker
Part one of a short series on who actually controls the audio coming out of your Android phone, and....
#android#mobile#systemdesign#architecture
0 0
Maxim3d ago • 2 min read
I built a cross-platform VPN client in Flutter because nothing out there fit what I wanted
I'm a front-end-leaning dev (React/TS), so naturally I decided my next project should involve TUN...
#programming#opensource#flutter#mobile
0 0
shamir shakir4d ago • 2 min read
Shipping one Flutter codebase to 6 platforms: what I learned building Tuneline
I spent the last several months solo-building Tuneline, a cross-platform media player, from a single...
#flutter#dart#crossplatform#mobile
0 0
Daniel Okoro1d ago • 4 min read
The Android Users Most Teams Overlook: Low-End Devices Matter
Most Software developers develop for their own devices this is a mistake. When developing a product....
#android#mobile#performance#ux
0 0
Sandro 🦖☄️4h ago • 8 min read
Converting RAW to HEIC inside Apple Photos: App Intents, HDR gain maps, and never losing a metadata field
I built an iOS/iPadOS/macOS app called RawToHEIC. The pitch is one sentence: you select RAW photos i...
#ios#programming#mobile#privacy
0 0
ArshTechPro6d ago • 7 min read
WWDC 2026 - WidgetKit Foundations: A Practical Guide for Developers
What makes a widget worth building Apple frames good widgets around three qualities, and...
#ios#swift#mobile#programming
5 1
Jasper1d ago • 3 min read
Mobile MVP Release Gates: QA, Backend Sync, and Store Readiness
A beginner-friendly checklist for teams shipping a first store release. Your dev team said QA passe...
#beginners#mobile#startup#testing
1 0
Jasper1d ago • 3 min read
Flutter App Store and Play Store Submission: A Production Checklist
QA passed. Marketing scheduled the announcement. Then App Store Connect rejected the build for a...
#android#flutter#ios#mobile
1 0
Ashen Chathuranga4d ago • 4 min read
Astrophotography Stacking Guide
The Complete Guide to Mobile Astrophotography Stacking Device: Motorola Edge 60 Fusion |...
#linux#mobile#opensource#tutorial
0 1
Kairox2d ago • 7 min read
Como Números de Telefone Secundários Realmente Melhoram Sua Privacidade Digital
Pense nos últimos cinco serviços que você se cadastrou online. Quantos deles pediram seu número de.....
#cybersecurity#mobile#privacy#security
0 0
Dan5d ago • 8 min read
Native UI Components from One Import: Expo UI is Production-Ready
With SDK 56, @expo/ui gives you real SwiftUI and Jetpack Compose components in React Native. No...
#expo#mobile#javascript
0 0
FIRMINX Zeno1d ago • 2 min read
De zéro à une IA + PWA + APK Android : mon parcours de développeur depuis un téléphone
Je m’appelle Firmin Firmin, développeur et créateur originaire de la République Démocratique du Cong...
#ai#mobile#showdev#webdev
1 0
Jay Saadana2d ago • 11 min read
How to Test Payment Flows in Mobile Apps Without Test Cards Failing Every Sprint
Your payment tests passed in staging. Then PhonePe pushed an SDK update on Tuesday, the UPI intent.....
#ai#mobile#android#ios
46 32
Asta Silva4d ago • 3 min read
How to Fix Expo's Cryptic Upgrade Trap: Android Resource Linking Failed (splashscreen_logo not found)
Upgrading your Expo SDK version to keep up with the latest App Store and Google Play requirements is...
#reactnative#android#mobile#javascript
0 0
Dan1d ago • 5 min read
What Expo shipped in 2026: New performance tools and AI integrations
App.js 2026 just wrapped up in Kraków with over 500 React Native developers gathering for two days o...
#expo#mobile#reactnative
0 0
Manoj sai Challagulla2d ago • 2 min read
ViewModel VS Coroutine Scope
1. Coroutine A coroutine is the actual background task. Example: launch { ...
#android#beginners#mobile#tutorial
0 0
Xia Yu3d ago • 3 min read
Why eCPM Alone Can Mislead You When Mobile Game Ad Revenue Drops
When mobile game ad revenue drops, it is tempting to open the ad dashboard and check one number...
#gamedev#mobile#analytics#webmonetization
0 0