Nikolai Lehbrink

How I used Claude Code with react-scan and agent-browser to track down a self-replicating requestAnimationFrame leak that dragged our chat down to 4 FPS.

How we handled our domain migration to preserve organic traffic, with automated checks verifying redirects for 240+ URLs.

Learn why the order of font formats in @font-face src declarations is crucial for performance and browser compatibility.

Learn how to implement a honeypot to protect your form from spam submissions by AI or regular bots.

How to use relative links in Next.js component, with an example showing simpler navigation.

How to load files like fonts as ArrayBuffers in Vite, with an example for embedding custom fonts when using Satori or @vercel/og for dynamic OG images.

Learn how to automatically extract a structured table of contents from MDX posts using rehype plugins, Vite, and TypeScript.

Improve DX and reliability in your MDX + TypeScript setup using two small but powerful configuration changes.

Learn how to dynamically generate a robots.txt file for your React Router 7 or Remix app with environment-based rules and automatic sitemap integration.

A simple guide to creating buttons that feel interactive, using nothing but modern CSS techniques inspired by real-world materials and lighting.

Looking for ways to improve your development with Tailwind CSS v4?

Learn how to automatically generate a sitemap.xml file for your React Router 7 or Remix app using minimal configuration with this step-by-step guide.

Learn how to self-host fonts, integrate Fontsource, style with Tailwind CSS, and boost performance using preloading.

Learn how we efficiently send over 37k notification emails with detailed logging and error handling.

Looking for ways to improve your development with Tailwind CSS v3?

Learn how to implement Shiki for modern and performant syntax highlighting in your React and Next.js projects with this comprehensive step-by-step guide.