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⚡ AI Lessons
Dev.to · Simple Memo
5d ago
A 15-second interruption cost me 40 minutes of re-entry
The auth bug was ten minutes from fixed. I had the whole failure loaded in my head: the token refresh...
Dev.to · Simple Memo
1w ago
What I measured cutting my iOS cold start to 280 ms
Stage (my iPhone, tap → first usable frame) Before After How I measured it Pre-main (dyld) 210...
Dev.to · Simple Memo
1w ago
I deleted every Zettelkasten ID and my notes got better
For three years I hand-maintained a Luhmann-style ID on top of every note I kept: roughly 1,400 of...
Dev.to · Simple Memo
2w ago
I stopped counting hours and started counting energy
Day 1. I logged 4 hours and 40 minutes of work and shipped nothing I kept. The time tracker said it...
Dev.to · Simple Memo
3w ago
The issue tracker was built for a team I don't have
This is going to be a rant. I'll earn it before the end. Here is what set me off. Last Tuesday I...
Dev.to · Simple Memo
3w ago
Taking apart the write path into another app's iCloud folder
I am going to take apart, layer by layer, roughly 90 lines of Swift that let my app write a single...
Dev.to · Simple Memo
🧠 Large Language Models
⚡ AI Lesson
4w ago
The prompt is the cheap part. The context is the product.
Suppose the model forgot you completely between every message. No memory, no history, no idea who you...
Dev.to · Simple Memo
1mo ago
iOS 26 SpeechAnalyzer: what I learned wiring it to a mic
import AVFoundation import Speech @Observable @MainActor final class LiveTranscriber { // Two...
Dev.to · Simple Memo
🧠 Large Language Models
⚡ AI Lesson
2mo ago
I version every prompt I send to Claude. Here's why.
Nine months of versioning every prompt I send to Claude in a flat text file. The format, the grep-as-RAG trick, and what I'd change if I started today.
Dev.to · Simple Memo
2mo ago
I shipped an iOS app with zero third-party dependencies
At 11:47 PM on a Sunday, I deleted the last import Alamofire from my Xcode project. I replaced eight...
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