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⚡ AI Lessons

Dev.to · Jun
📰 AI News & Updates
3w ago
Claude worked out who I work with, from my own blog
I publish this blog in two languages. Write one piece, keep the canonical copy on my own site as the...

Dev.to · Jun
1mo ago
A backtest that cheats off tomorrow won't fail code review. So I fired a spike into the future
The scariest bug in a backtest (the thing that estimates a strategy's returns on past price moves)...

Dev.to · Jun
📰 AI News & Updates
1mo ago
A month ago I decided 'no background music.' Today I overruled that guy
I run a project where I make vertical short-form videos and ship them. Solo. Just me. I write the...

Dev.to · Jun
🤖 AI Agents & Automation
⚡ AI Lesson
1mo ago
The AI decided "we're allowed to use this" — an adversarial agent caught contract data seconds before it bled into another project
The scariest moment I've had while talking design with an AI wasn't a code bug. It wasn't a prompt...

Dev.to · Jun
💻 AI-Assisted Coding
⚡ AI Lesson
1mo ago
I told one AI to demolish the handoff prompt I wrote for another AI. It found a test that passes even when it's empty
I'm building an app with Claude Code right now. The setup is a little unusual. One "commander"...

Dev.to · Jun
📰 AI News & Updates
⚡ AI Lesson
1mo ago
Close your editor before heavy jobs? The heavy job lives inside my editor
I run an automated video pipeline that generates images locally, on my Mac. A 16GB M4. The image...

Dev.to · Jun
🚀 Entrepreneurship & Startups
⚡ AI Lesson
1mo ago
The freelancer document checklist: what to keep and how long to keep it
Categories do the filing. Every item on the checklist below has one place it belongs, decided once...

Dev.to · Jun
🔐 Cybersecurity
⚡ AI Lesson
2mo ago
Recruited by a shady Russian hosting company
One morning, an email landed. Subject line: 'your cloud cost reduction setup?' That one lands...

Dev.to · Jun
🔐 Cybersecurity
⚡ AI Lesson
2mo ago
I put a WAF on the front door. The spam wasn't using the front door.
There's a small corporate site. A few days after launch, one piece of spam landed in the contact...

Dev.to · Jun
🤖 AI Agents & Automation
⚡ AI Lesson
2mo ago
I let an AI handle an outage. It invented a hack that never happened, then spiraled
One evening, a monitoring alert went off: a server behind a web service was down. I handed the...

Dev.to · Jun
☁️ DevOps & Cloud
3mo ago
When should you publish a dev post? I counted, and JP vs EN are mirror images
Let me confess something a little creepy. I have a habit of peeking at other people's dev...

Dev.to · Jun
🔐 Cybersecurity
3mo ago
CPU and DB were bored, yet every site timed out: a slow-read bot that starved Apache's workers
One morning, a bunch of EC shops sharing a single server all tripped their monitors at once with...

Dev.to · Jun
☁️ DevOps & Cloud
⚡ AI Lesson
3mo ago
Create an ECS Fargate Service Step by Step
Prepare Docker Image at ECR If you don't have an image at ECR, please check this article...
DeepCamp AI