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Articles 190,145Blog Posts 171,860Tech Tutorials 50,959Research Papers 36,793News 23,196
⚡ AI Lessons
Dev.to · Leon
2d ago
A reminder can fire while your workflow keeps waiting
A small Python/SQLite simulation shows a reminder leaving work in `WAITING`, a separate step making it `READY`, and a simulated run reaching `DONE`. No real sch
Dev.to · Leon
📰 AI News & Updates
4w ago
Secrets, Agents, and Too Many Approval Buttons
There is a special kind of optimism in giving several Codex agents real work and then discovering...
Dev.to · Leon
🛠️ AI Tools & Apps
⚡ AI Lesson
5mo ago
MCP is the authoring layer. Execution should cost zero tokens.
Two Reddit posts measured MCP token overhead at 30-40% more than CLI. The fix: use MCP for authoring, not execution. Tap pays the MCP overhead once during forge
Dev.to · Leon
🌐 Frontend Engineering
⚡ AI Lesson
5mo ago
Facebook scrambles author names with Flexbox order — here's the 5-line diagnostic that proves it isn't custom fonts
A potential client posted on Reddit asking for a Facebook keyword-post scraper. Their budget: $500....
Dev.to · Leon
🔧 Backend Engineering
⚡ AI Lesson
5mo ago
We Ran 15,000 Browser Automations. The Failure That Matters Most Is Invisible to Your Monitoring.
Half of our YouTube automation runs return 0 rows. Status: ok. No exception thrown. No error logged....
Dev.to · Leon
📰 AI News & Updates
⚡ AI Lesson
5mo ago
Search arXiv in One Command — No API Key, No Tokens
Keeping up with AI research is exhausting. New papers drop daily. Most "paper discovery" tools...
Dev.to · Leon
🚀 Entrepreneurship & Startups
⚡ AI Lesson
5mo ago
16 Comments, 6 Insights: Using HN and Reddit as a Positioning Lab
I spent an afternoon writing 16 comments across Hacker News and Reddit. Not to promote anything — to...
Dev.to · Leon
💻 AI-Assisted Coding
⚡ AI Lesson
5mo ago
Programs Beat Prompts: Why AI Should Write Code, Not Run It
Every AI browser agent works the same way: send a prompt, burn tokens, get a result. Next time you...
Dev.to · Leon
🔧 Backend Engineering
⚡ AI Lesson
7mo ago
I built a free, open-source alternative to Spatie Ray — real-time PHP debugging in the browser
For years I've been juggling var_dump(), Xdebug setups, and paying for tools like Spatie Ray...
Dev.to · Leon
🔧 Backend Engineering
⚡ AI Lesson
4y ago
OpenAPI 打通前後端任督二脈
過去曾經寫過一篇〈Apiary API 規格文件＋假接口一次到位〉，簡單的說，Apiary 是幫我們產生 API 文件與假接口的工具，讓別人可以在真正的後端 API 完工前就著手開工前端的工作，而定義...
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