Curated development tutorials from top sources. Filter by language.
MCP connects agents to tools. A2A connects agents to agents. Both are excellent. Neither answers one question: How do agents know what they're ALLOWE
Here is a scenario every JavaScript developer knows. You write a function, it works, you ship it. Weeks later a user does something you did not expect
Introduction I was copy-pasting the same markup everywhere, tweaking a class name here, adding an error message there. In my Smart Budget
The Shift from Single-Page Apps to Server Components If you have spent the last few years building apps with Vite and React, you are likely
** Stop Wasting Hours Structuring React Projects — Generate a Production-Ready FSD Architecture in Seconds ** Every time I started a new
Claude Sonnet 5 is a good reminder that AI-agent cost control is not only about model pricing. Anthropic says Sonnet 5 launches at $2 per million inp
TypeScript Branded Types vs. Nominal Types: Which Pattern Should You Use in 2026 Most type safety failures in TypeScript stem from treating
"RxJS + Angular Reactive Forms — Live Validation & Dynamic Forms" 👋 Welcome to Chapter 8! Forms are EVERYWHERE in web apps —
For a decade, the JavaScript-vs-TypeScript debate was mostly about developer preference. Some people liked types, some found them annoying overhead,
If you've worked with Next.js for a while, you've probably run into this at least once: an environment variable that works perfectly on your machine,
I'll admit it — when I first saw "Vercel releases an agent framework" hit GitHub, I rolled my eyes. For me, Another one? We've got LangChain at 140K s
Somewhere in most event-driven backends, there's a method that looks like this: async placeOrder(input: PlaceOrderInput) { await this.db.insert(o
Hi everyone, today I'm excited to officially launch Noter, a new way to stay actively in the loop while your coding agents are working. 🤓 Noter start
I've been building a dependency injection container for Node/TypeScript called Injectus, and I'm at the point where I'd rather have a handful of peopl
In the previous article I described moving 34 production automations off a visual no-code platform and rewriting them in TypeScript. The single featur
A few weeks ago I deleted two years of work. Thirty-four automations that run every day — for me and for my clients. WhatsApp AI bots, lead capture f
Angular 22 landed with some significant changes that directly impact how admin dashboards are built. If you're evaluating whether to upgrade your exis
If you've ever copied a huge JSON response from an API and started manually writing TypeScript interfaces... interface User { id: number; name: s
Your library needs DATABASE_URL. Another needs JWT_SECRET. Instead of documenting requirements in a README that goes stale, ship them as CtroEnv schem
683 Test Files Later: How We Validate AI Agent Wallet Infrastructure Your AI agent can browse the web, write code, and manage files — but can it actu