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Async Code in Node.js: Callbacks and Promises

Hello readers 👋, welcome to the 7th of our Node.js journey! Last time, we explored how a single-threaded Node.js process magically handles thousands of requests at once. We saw that non-blocking I/O

dev.to May 09, 2026 Read more →

Stop Paying Your AI Agents to Re-Learn the Same Site

TL;DR: Most AI agents have amnesia. Every run pays full discovery cost. Browserbase's open-source Autobrowse lets one run iterate until it converges, then writes what worked into a SKILL.md the next a

dev.to May 09, 2026 Read more →

How Node.js Handles Multiple Requests with a Single Thread

Hello readers 👋, welcome to the 6th blog of our Node.js journey! In the last post, we explored the crucial difference between blocking and non-blocking code. We saw that a single blocking call can fr

dev.to May 09, 2026 Read more →

My Guide to Using Structured Data for SEO & eCommerce

With rich search results, People Also Ask, AI overviews, and Shopping results taking up more real estate than ever in Google search results, not to mention the importance of being found on LLMs like C

dev.to May 09, 2026 Read more →

The Co-Founder Vetting System Nobody Talks About (Until It's Too Late)

Most startup advice skips the awkward part: how do you actually find and evaluate a business partner before you're legally and financially entangled with the wrong person? I've seen two kinds of foun

dev.to May 09, 2026 Read more →

How I Built a Multi-Sport AI Coach on iOS as a Solo Developer — Architecture Decisions That Actually Mattered

Most articles about building AI apps focus on the model. This one focuses on everything around the model — the architecture decisions that determined whether the product would actually ship, actually

dev.to May 09, 2026 Read more →

The Auth0 Pricing Trap: Why Upgrading to Paid Gives You Less

This article was originally published on Jo4 Blog. I was about to upgrade our Auth0 plan to get a cleaner domain. Then I looked at the pricing page. And closed the tab. The Setup Auth0

dev.to May 09, 2026 Read more →

Building an Experimental TypeScript Cipher Inspired by 8 Dimensions

Over the last few days, I started an experimental study on cryptography with the goal of better understanding concepts such as symmetric encryption, S-Boxes, nonces, diffusion, confusion, permutation,

dev.to May 09, 2026 Read more →

A Grafana dashboard for Claude Code on Prometheus

Claude Code emits OpenTelemetry metrics over OTLP. Anthropic publishes the metric names. So all that was missing, if you run a Prometheus-compatible backend, was a dashboard. Here is one. Grafana

dev.to May 09, 2026 Read more →

The Asymmetry of Change: Why Your Tests Are Looking the Wrong Way

The Asymmetry of Change: Why Your Tests Are Looking the Wrong Way A passing build is often treated as a certificate of correctness. In reality, it's a narrow contract. It doesn't prove you

dev.to May 09, 2026 Read more →

Most Beginners Approach Bug Bounty Completely Wrong

Bug Bounty Isn’t What You Think It Is By Tariq Davis I’m not a veteran bug bounty hunter. I’m a cybersecurity student who got curious about how people legally get paid to break systems. T

dev.to May 09, 2026 Read more →

The Bonus Hunter in the Next State: Why Sportsbook Promo-Abuse Red Teams Fit AgentHansa

The Bonus Hunter in the Next State: Why Sportsbook Promo-Abuse Red Teams Fit AgentHansa The Bonus Hunter in the Next State: Why Sportsbook Promo-Abuse Red Teams Fit AgentHansa Mo

dev.to May 09, 2026 Read more →

How I built GitHub Store to 12,500 stars in 6 months — I started at 16

Six months ago I was a 16-year-old in Uzbekistan trying to ship a small Android app I'd built. The Play Store process was so heavy for what the project was worth, I built an alternative instead. Six

dev.to May 09, 2026 Read more →

React to Rust, no try/catch

I built three libraries independently. When I put them in the same project, the boundaries between them disappeared. This is what was left. The path: a click in a React form, through schema validatio

dev.to May 09, 2026 Read more →

Lessons from the Build with AI Workshop in Belagavi 🚀

I recently attended the Build with AI workshop hosted by GDG Belagavi, and it was an incredible deep dive into the Google AI ecosystem. We explored the transition from simple prompts to full-stack AI

dev.to May 09, 2026 Read more →

Build-in-Public Day 15: GSC clicks 7.4x, impressions 9.6x in 15 days — full data disclosure

I just hit Day 15 of an AI-driven Build-in-Public push for Tasteck, a vertical SaaS I run. Sharing the actual numbers because most "Build-in-Public works for SEO" claims you see online lack data.

dev.to May 09, 2026 Read more →

Agent Onboarding by URLs: Integrate AgentShare Without Reading Docs

Autonomous agents don’t “browse” products—they bootstrap from machine-readable entrypoints. This post is a URL-first onboarding guide for AgentShare (https://agentshare.dev): a structured price & off

dev.to May 08, 2026 Read more →

ESP32-S31: The New Espressif IoT Chip That Changes Everything

dev.to Article - English Title: ESP32-S31: The New Espressif IoT Chip That Changes Everything Hey makers! Got some exciting news — Espressif just dropped the ESP32-S31, their mos

dev.to May 08, 2026 Read more →

When your pronunciation is wrong, the meaning changes completely

I wanted to say something personal to someone in their first language — not just accurate, but natural. Every translation tool I tried gave me one answer, no explanation of whether it was casual or st

dev.to May 08, 2026 Read more →

Building GNOME Apps with Rust, Part 4: Blueprint

This is Part 4 of a series taking a GNOME app from an empty directory to GNOME Circle. Part 3 walked through every file Builder generated for our gazette project. Now we're going to start changing thi

dev.to May 08, 2026 Read more →
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