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I Built a Remote to Answer Claude Code From My Phone

Hello there! If you run Claude Code or Codex for real work, you know the moment. You start a task, it runs for a while, and you go make a coffee. Wh…

Before money moves, check with us: scam protection the family runs

This is a submission for the MLH x DEV Writing Challenge Every scam script has the same line in it: "Don't tell your family." So we built the opposi…

Birdnet Live erkennt fast 9.000 Vogelarten – wir haben die KI-App ausprobiert

Birdnet Live erkennt mit einer lokalen KI auf dem Smartphone Tierstimmen. Unser Autor hat es bei einer Tasse Kaffee ausprobiert. weiterlesen auf t3n…

Deep‑link crashes in Expo Router when the app hits real traffic

The situation You are a mobile lead on a React Native product that just shipped version 2.4 with Expo Router 2.1.0. The release added a “share‑to‑ap…

Migrating a React Native app to the new EAS build and OTA workflow without a release freeze

The situation You are the lead mobile engineer on a React Native app that ships to 150 000 active iOS and Android users. The app currently uses the…

Easy Full Stack Authentication and Login in the Style of Spring

Three requests leave your app just as its access token expires. If each refreshes independently, the first exchange can invalidate the refresh token…

I built the running coach that actually listens to your body

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built I run with Nike Run Club. It tracks every run w…

Android on iOS, Web & Desktop Efficiently and for Free

We are not the first to bring Android to iOS. Earlier projects brought Android's runtime along with the application. Dalvik was built for Android, i…

XPath to iOS Class Chain: can Claude do it instead of a converter?

TL;DR No model beat the converter. The best Claude run reached 96.7 % of the converter's usable chains on 676 locators and was ahead of it on none.…

CodeMate — Read and Edit Code on Your iPhone and iPad

A native code editor for developers who want to work with source files away from their desk. CodeMate helps you read, navigate, and edit source code…

Intune App Protection Policy Not Applying: A Read-First License, Targeting, and Check-In Triage

You assigned an Intune app protection policy (APP, also called MAM) for iOS/iPadOS or Android. Outlook still lets the user copy mail into a personal…

How to test an iPhone screen translator without confusing OCR failures with translation failures

Disclosure: I’m the maker of Onscreen Translate, which is referenced below. This article was prepared with AI assistance. The test plan is a propose…

What Apple actually checks: an App Store submission checklist for a health app

Most App Store submission checklists are flat lists. They tell you what has to be true, in roughly the order Apple numbers its guidelines, which is…

Linux boots on iPhone 11

Grow a Song: my run wrote its own soundtrack, with Gemma running on my phone

This is a submission for the Hacktoberfest Open-Source AI Challenge, Week 1: Touch Grass . What I Built On Friday morning I went for a 35 minute run…

Native or Cross-Platform? A Practical Way to Choose for Your First Mobile App

"Should we go native or cross-platform?" is the first question on almost every mobile project, and the answer is rarely about which framework is bes…

HealthKit to JSONL vs JSON: one snapshot survives a cut sync, the other gives you nothing

Two apps can write the exact same Apple Health records to disk and behave nothing alike the moment a sync gets interrupted. I benchmarked it on 2026…

Native Desktop Themes for Production Apps

A desktop app needs more than larger versions of its phone controls. Dialogs need their own windows. Title bars, scrollbars, and keyboard focus need…

Your Push Request Succeeded. The Device Key Is Dead.

Your server sends a push request and gets a successful response. Somewhere in the target list is a device key that stopped working weeks ago. The re…

I Vibe Coded My First iOS App With AI — Here’s What I Learned

Hi! I’m Nika, I’m 22, and a few months ago I decided to build my first iOS app. I wanted to make something I would genuinely use myself, publish it…

Native incoming calls in React Native: CallKit on iOS, full-screen calls on Android

From the Streaming CDN team. The original, kept up to date, is at streaming-cdn.ewin888.com/guides/react-native-incoming-call-screen . A calling app…

How iPhone's Secure Enclave Stops Brute-Force Attacks

TL;DR: Your iPhone protects your 6-digit passcode by combining hardware-bound cryptography with forced validation delays. The Secure Enclave enforce…

🌙 Never miss Suhoor again - let your iPhone do the math and set the alarm automatically every night

Your iPhone fetches today's Fajr time, calculates your two alarms automatically, and sets them every night, no manual updates needed. During Ramadan…

I Built an iPhone App That Makes Going Live Way Simpler Frome Meta Glasses

I built King Coop for independent artists and creators I’m an independent artist myself, and I wanted to build something that gives smaller artists…

How to Animate iOS Widgets: The Native Alternative to Lottie, Rive, GIF, PNG Sequences, and Third-Party SDKs

The motion design industry is accustomed to relying on established formats: Lottie, Rive, video, or frame sequences (PNG/GIF). However, when attempt…

Building SayHi: An Ephemeral Proximity Discovery iOS App with SwiftUI & MapKit

Introduction: Why Another Nearby Discovery App? Traditional social networks are optimized for permanent connections and algorithmic feeds, while mod…

In iOS 27 and Xcode 27 Liquid Glass will be applied to your app automatically.

By Robin Winters · First published June 30, 2026 · Republished October 2, 2026 Original LinkedIn edition · Readable HTML edition · Robin’s portfolio…

Kinematics Lab Part II: You Don't Need Another...

By Robin Winters · First published July 30, 2026 · Republished October 2, 2026 Original LinkedIn edition · Readable HTML edition · Robin’s portfolio…

Building an iOS Moderation Layer with Apple Foundation Models framework and Firebase

By Robin Winters · First published April 2, 2026 · Republished October 2, 2026 Original LinkedIn edition · Readable HTML edition · Robin’s portfolio…

Fitness event feeds: explicit dates, stable identity and visible conflicts

Robin Winters · October 2, 2026 · robin.ac A map can look polished while the events behind it are ambiguous. Two feeds may repeat a record, supply d…