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📰 Dev.to · Simple Memo

14 articles · Updated every 3 hours · View all reads

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A 15-second interruption cost me 40 minutes of re-entry
Dev.to · Simple Memo 📋 Product Management ⚡ AI Lesson 1mo 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...
What I measured cutting my iOS cold start to 280 ms
Dev.to · Simple Memo 🔧 Backend Engineering ⚡ AI Lesson 1mo 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...
I deleted every Zettelkasten ID and my notes got better
Dev.to · Simple Memo 📋 Product Management ⚡ AI Lesson 1mo 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...
I stopped counting hours and started counting energy
Dev.to · Simple Memo 🚀 Entrepreneurship & Startups ⚡ AI Lesson 1mo 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...
The issue tracker was built for a team I don't have
Dev.to · Simple Memo 🎯 Management & AI-Era Leadership 1mo 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...
Taking apart the write path into another app's iCloud folder
Dev.to · Simple Memo ⚡ AI Lesson 2mo 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...
The prompt is the cheap part. The context is the product.
Dev.to · Simple Memo 🧠 Large Language Models ⚡ AI Lesson 2mo 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...
iOS 26 SpeechAnalyzer: what I learned wiring it to a mic
Dev.to · Simple Memo 🔧 Backend Engineering 2mo ago
iOS 26 SpeechAnalyzer: what I learned wiring it to a mic
import AVFoundation import Speech @Observable @MainActor final class LiveTranscriber { // Two...
I version every prompt I send to Claude. Here's why.
Dev.to · Simple Memo 🧠 Large Language Models ⚡ AI Lesson 3mo 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.
I shipped an iOS app with zero third-party dependencies
Dev.to · Simple Memo 🔧 Backend Engineering ⚡ AI Lesson 3mo 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...