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⚡ AI Lessons

Dev.to · Simple Memo
2d ago
What gets a one-person blog cited by an LLM, and what doesn't
What I changed to get a one-person blog cited by LLMs and AI Overviews instead of just ranked: the boring parts that worked, and what backfired.

Dev.to · Simple Memo
1w ago
I counted 1,890 daily-note lines. My memory was wrong.
I kept six months of timestamped lines in one daily note, then counted all 1,890. Where my ideas land, what never graduates, and why the mean lies.

Dev.to · Simple Memo
1w ago
The cipher was the easy part: AES-GCM in a personal app
I added AES-GCM to a small iOS app and found the cipher is the trivial part. The real work is the nonce, key storage, and surviving a device restore.

Dev.to · Simple Memo
💻 AI-Assisted Coding
⚡ AI Lesson
1mo ago
Driving vs. delegating: I timed two ways of pairing with AI
There are two ways I pair with an AI coding assistant, and for most of a year I could only have told...

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...

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...

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...

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...

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...

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...

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...

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...

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.

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...
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