📰 Dev.to · Todd Sullivan
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⚡ AI Lessons

Dev.to · Todd Sullivan
⚡ AI Lesson
1w ago
Wrapping Apple's LiDAR Room Scanner as a Native Expo Module
Most property and field-service apps still ask users to manually enter room dimensions. Tape measure,...

Dev.to · Todd Sullivan
2w ago
Running On-Device AI in a React Native App: Real-Time Hazard Detection with CoreML
I've been building a field inspection app where the core differentiator is this: AI that works with...

Dev.to · Todd Sullivan
💻 AI-Assisted Coding
⚡ AI Lesson
3w ago
On-Device AI for Construction Safety: Why I'm Skipping the Cloud Entirely
I've been building a construction safety inspection app — GroundCheck — and from day one I made a...

Dev.to · Todd Sullivan
3w ago
HerdCount is Live on the App Store — From Blog Post to Shipped Product in Two Weeks
Two weeks ago I wrote about building an offline-first livestock counter with YOLOv8 and CoreML. Today...

Dev.to · Todd Sullivan
☁️ DevOps & Cloud
⚡ AI Lesson
3w ago
Shipping to TestFlight Without Fastlane: Raw xcodebuild, Auto-Incrementing Builds, and One Neat Provisioning Trick
Most iOS CI tutorials reach for Fastlane. It's the default assumption. And Fastlane is fine — but...

Dev.to · Todd Sullivan
3w ago
Building Personalised On-Device ML for Women's Health: No Cloud, No Population Averages
Most health AI is built on population data. Your symptoms are averaged against thousands of other...

Dev.to · Todd Sullivan
1mo ago
Claude as a CI Co-pilot: Debugging Apple Signing Hell So You Don't Have To
This week I spent a few hours debugging a fastlane CI pipeline that was failing on every single run...

Dev.to · Todd Sullivan
1mo ago
Building an Offline-First Livestock Counter with YOLOv8 and CoreML
I built a livestock counting app for smallholders. No internet required, no subscription, no server....

Dev.to · Todd Sullivan
1mo ago
YOLOv8 + CoreML on iOS: Shipping Offline Computer Vision That Actually Works in the Field
YOLOv8 nano + CoreML + Apple Neural Engine — building an offline-first livestock counter and what I learned about confidence thresholds, coordinate flips, and e

Dev.to · Todd Sullivan
1mo ago
Bridging Apple Services to a Remote AI with MCP and SSH
My AI assistant runs on a remote server. My Apple Mail, Calendar, and Messages live on my Mac....

Dev.to · Todd Sullivan
1mo ago
Killing the Setup Endpoint: Moving Env Provisioning into GitHub Actions
We had an API endpoint that set up environments. It claimed a pre-warmed org from a pool,...

Dev.to · Todd Sullivan
🤖 AI Agents & Automation
⚡ AI Lesson
1mo ago
I Built a Persistent AI Assistant That Runs on My Mac
I got tired of AI assistants that forget everything the moment a session ends. So I built one that...

Dev.to · Todd Sullivan
1mo ago
On-Device AI: What Nobody Tells You About the Tradeoffs
Everyone's building cloud AI. I've been building AI that runs with no internet, on a phone, in...

Dev.to · Todd Sullivan
1mo ago
Zero-Config Test Runner: JWT Auto-Gen and No Setup Docs
Here's a thing I've built more than once: a test automation runner that works perfectly on my machine...

Dev.to · Todd Sullivan
💻 AI-Assisted Coding
⚡ AI Lesson
1mo ago
Claude is in My Commit History
My recent commits have a new co-author: Co-Authored-By: Claude Opus 4.6
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