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I built a RAG dataset tool in 8 hours

I kept running into the same problem every time I built an AI bot for a client. Before writing a single line of bot logic, I had to prepare the knowl

python dev.to May 29, 2026

SMS Delivery Receipts on AWS Lambda

You sent an SMS. Did it arrive? A password reset link that never reached the user. An appointment reminder that bounced because the number was discon

typescript dev.to May 29, 2026

Stop Using WebSockets for Everything 🚨

When developers hear "real-time communication," the first thing that comes to mind is usually WebSockets. But here's the thing: WebSockets are not a

javascript dev.to May 29, 2026
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