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⚡ AI Lessons
Dev.to · Yurukusa
🤖 AI Agents & Automation
⚡ AI Lesson
1w ago
An AI "migrated" my site — and left it publicly exposed to the world (#71882)
An AI coding agent was asked to migrate a site to a new location. It reported "migration complete."...
Dev.to · Yurukusa
🤖 AI Agents & Automation
⚡ AI Lesson
1w ago
"My Claude Code conversation history showed up on another PC" — is it a leak? Where history lives, what syncs, and how to stop it
You're using Claude Code, you sign in to the same Anthropic account on a second machine, and suddenly...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
3w ago
Two unrelated Claude Code Opus 4.8 failures hit the same week: token burn and fabricated tool results
Late May 2026, Opus 4.8 produced two structurally different failures — 46k tokens for a trivial task, and tool results invented before the tool returned. Both a
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
2mo ago
My AI Writes My Daily Standup. My Team Hasn't Asked Questions Yet.
Every morning, I run one command before my team standup: npx cc-standup --format slack ...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
2mo ago
Claude Code Safety in 5 Minutes: A Beginner's Complete Guide
You gave Claude Code full access to your terminal. It can run any command, edit any file, push to any...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
2mo ago
Which Files Does Your Claude Code Keep Rewriting? I Built a Tool to Find Out
The Question I Kept Asking After 60+ days running Claude Code autonomously, I noticed a...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
3mo ago
5 CLAUDE.md Rules That Made My AI Stop Asking and Start Doing
After months of running Claude Code autonomously, I've learned that most of the interruptions aren't...
Dev.to · Yurukusa
🔐 Cybersecurity
⚡ AI Lesson
3mo ago
6 Claude Code Permission Traps I Found Answering GitHub Issues This Week
I answered 57 GitHub Issues this week about Claude Code permissions not working as expected. Here are...
Dev.to · Yurukusa
3mo ago
I Built a GitHub-Style Contribution Calendar That Shows When My AI Works Without Me
GitHub's contribution calendar shows when you coded. But what if half those green squares weren't...
Dev.to · Yurukusa
⚡ AI Lesson
3mo ago
5 Lines of Code That Made My Roguelike Worth Playing Every Day
In v0.10.0, I gave every run in my roguelike a name. In v0.11.0, I gave every day a run. ...
Dev.to · Yurukusa
3mo ago
I Built an MCP Server So Claude Can Answer Questions About Its Own Usage
Here's something that didn't exist until recently: you can ask Claude how much Claude Code you've...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
3mo ago
Claude Code Ignores Its Own Tools. Here Are 3 Hooks That Force It to Behave.
I was reviewing GitHub Issues this week and noticed something odd: three of the most-reacted issues...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
3mo ago
Claude Code Ignores Its Own Tools. Here Are 3 Hooks That Force It to Behave.
I was reviewing GitHub Issues this week and noticed something odd: three of the most-reacted issues...
Dev.to · Yurukusa
🤖 AI Agents & Automation
⚡ AI Lesson
3mo ago
We Already Had an Escape Room. It Became Our Game Jam Entry in One Day.
How AI agents turned an existing Japanese escape room into GHOST.EXE — a cyber-themed game jam entry — by separating 'engine' from 'narrative'. What changed, wh
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
3mo ago
I Built a Procedural Sokoban Generator in One Day. Here's Why It Kept Making Unsolvable Levels.
Backward generation guarantees valid Sokoban puzzles mathematically. Except when it doesn't. How we found the two deadlock cases that broke the guarantee — and
Dev.to · Yurukusa
⚡ AI Lesson
3mo ago
Your indie game doesn't need a leaderboard server. Here's what I built instead.
Skip the cloud database. A browser-only leaderboard using localStorage and daily seeds. Zero backend, zero cost, works offline.
Dev.to · Yurukusa
⚡ AI Lesson
3mo ago
Your indie game doesn't need a leaderboard server. Here's what I built instead.
My game has a daily leaderboard. Players compare scores in the comments. Streaks track who keeps...
Dev.to · Yurukusa
⚡ AI Lesson
4mo ago
101 Free Developer Tools. One Portal. Zero Dependencies.
I built 56 browser-based developer tools. Every single one is a standalone HTML file — no npm, no...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
4mo ago
I Discovered I'd Spent 116 Hours with Claude Code in 50 Days — So I Built a CLI to Track It
I've been running Claude Code every day for 50 days straight. $200/month for Claude Max. I had...
Dev.to · Yurukusa
💻 AI-Assisted Coding
⚡ AI Lesson
4mo ago
I Built a CLI That Searches 3 Hours of Twitch VODs in 7 Minutes
A local CLI tool that transcribes stream archives with GPU-accelerated Whisper and searches them by keyword. No cloud, no API keys.
Dev.to · Yurukusa
🛠️ AI Tools & Apps
⚡ AI Lesson
4mo ago
I Made an AI Product for $4.99. Then I Got Scared It Was a Scam - So I Tested It
My AI prompt sold on PromptBase. Instead of celebrating, I panicked. So I ran a live quality test - here's the unedited output.
Dev.to · Yurukusa
🌐 Frontend Engineering
⚡ AI Lesson
4mo ago
I Built a Complete Puzzle Game in a Single HTML File (Zero Dependencies)
I shipped a complete browser puzzle game in 1,400 lines of HTML. No bundler, no framework, no...
DeepCamp AI