Programming Tutorials

Less boilerplate than raw SQL, less magic than ORM: generating PostgreSQL queries from Go structs

Next.js 16 Middleware: authorization patterns that scale and the ones that cause race conditions Next.js middleware is basically the bounce

Next.js 16 Middleware: patrones de autorización que escalan y los que generan race conditions El middleware de Next.js es básicamente como

When working with Git, you often need to run several commands just to check the current state of your repository. You might use git status to see cha

A minimal agent — call the model, run the tool it asks for, feed the result back, repeat — is genuinely complete for a demo. I wrote one in ~150 reada

Building a Delightful Developer Onboarding Experience: A Practical, Zero-Buzz Guide Building a Delightful Developer Onboarding Exp

When I first started learning React, I kept asking myself why everyone was so obsessed with components — then it clicked. A component is just a small,

Bilingual post · Post bilíngue Jump to: English · Português English {#english} Dual-Mode Build: Interpret vs Native C Chal

every async function i've ever written has the same problem. it can fail. the network blips. the service times out. three components mount at the sam

Bilingual post · Post bilíngue Jump to: English · Português English {#english} Hard Problems We Solved (and What's Next) R

This post was originally published at https://wraplet.dev/blog/wraplet-vs-web-components/ where the code examples are interactive. Introduct

📝 Originally published on unfoldcms.com — reposted here for the DEV community. (I work on UnfoldCMS.) TL;DR: A self-hosted CMS without a tested bac

Bilingual post · Post bilíngue Jump to: English · Português English {#english} Runtime Internals: Heap, VMT, and Built-ins

Your Webhooks Are Failing Silently — Here's How We Fixed It Last week I read through 50+ Dev.to posts about webhook problems. The same comp

Bilingual post · Post bilíngue Jump to: English · Português English {#english} Nova Arquitetura v2.0.1: A Turning Point Po

Good Day... During yesterday's training session, my trainer asked a simple yet interesting question: "What is args in Java? Can we rename it? How ar

A Crash Course in MCP: A Beginners Guide Using TypeScript

This post is adapted from my presentation, "A Crash Course in MCP: A Beginners Guide Using TypeScript" The tech industry frequently relies on heavy

Last month, a client pulled me into their finance Slack channel. Their operations lead had spent four nights reconciling orders from the previous quar

We are building infrastructure for agentic workflows, not chatbots. The distinction matters because it changes the cost function of your stack. A chat