Curated development tutorials from top sources. Filter by language.
PostgreSQL is the only database I trust for production SaaS. Not because the alternatives are bad — but because Postgres rewards the time you invest i
Chrome 149 shipped WebMCP — a browser-native API that lets web pages expose structured tools to AI agents via navigator.modelContext. The ecosystem is
Server Actions in Next.js App Router look deceptively simple — write an async function, mark it with 'use server', call it from a Client Component. Th
If you searched for a Linear CLI, you already know the first surprise: there isn't an official one. Linear ships a hosted MCP server, a GraphQL API, a
Your order confirmation email is sometimes delayed. Your nightly report occasionally runs twice. Your integration with the third-party API times out a
TL;DR If you’re seeing TS2322: Type 'null' is not assignable to type 'JSX.Element' or Type 'string' is not assignable to type 'JSX.Element'
Nine times out of ten, TS1056, TS1028, or TS2378 on a getter or setter means "target": "ES3" in tsconfig.json. TypeScript won't emit accessors below E
Most AI applications begin with a direct model integration. Install an SDK, add an API key and send a prompt. This works well until the application ne
Sanity's default desk structure is fine when a project has three document types. Once you're past a dozen schemas, editors start complaining that the
Nobody seriously argues about adopting TypeScript anymore. New frontend projects default to it; the holdouts are legacy codebases and the occasional t
Trying to compute "where is this product cheapest" across Rakuten's and Yahoo!'s APIs, you hit a wall before any price math: how do you decide two lis
Originally published at claudeguide.io/claude-api-discord-bot-guide Claude API Discord Bot: Complete Guide (2026) To build a Discord bot
Every agent framework demo works. You wire up a couple of tools, point it at a frontier model, ask it something, and it nails it. Looks great in a twe
Introduction "One script tag. Natural language controls your web app. No screenshots, no browser extensions, no backend, no Python." Thi
Over the past few weeks, I've been building AgentPulse, an AI-powered workforce management platform designed specifically for Customer Experience team
A few times a week I take a screenshot, circle something on it, sometimes cover up an email or a token, and send it on. I wanted to do that without th
You're starting a new SaaS. You need auth. You google "JWT vs sessions" and thirty minutes later you're more confused than when you started — half the
You add a stop button to your AI chat app: a customer support agent, a coding assistant, a research tool the user can steer mid-task. A user clicks it
I reviewed 47 Next.js codebases this year. Every single one had the same three mistakes. useEffect for data fetching. useState for server data. Props
Angular Material tabs already make it easy to organize content into separate views, but the animation controls have always had one slightly annoying l