My developer bloghttps://harrybin.de/https://harrybin.de/posts/visuals-mcp-server/https://harrybin.de/posts/visuals-mcp-server/Discover how to build an MCP App Server that provides rich UI components like tables and images to your AI agents.Tue, 17 Feb 2026 21:23:00 GMThttps://harrybin.de/posts/github-copilot-context-extensions-compared/https://harrybin.de/posts/github-copilot-context-extensions-compared/Compare Custom Agents, Skills, and MCP Tools in GitHub Copilot. Learn when to use each extension type to maximize your AI coding assistant's capabilities.Wed, 28 Jan 2026 20:00:00 GMThttps://harrybin.de/posts/github-spark-buzzword-bingo/https://harrybin.de/posts/github-spark-buzzword-bingo/Building a modern Buzzword Bingo web app with GitHub Spark in just 15 minutes, and discovering what it means for rapid prototyping and production deployment.Fri, 10 Oct 2025 22:00:00 GMThttps://harrybin.de/posts/parallel-github-copilot-workflow/https://harrybin.de/posts/parallel-github-copilot-workflow/Discover how to break free from the sequential developer workflow and use GitHub Copilot, Copilot CLI and the coding agent to run multiple independent tasks in parallel—boosting your productivity and speeding up project delivery.Wed, 01 Oct 2025 23:51:00 GMThttps://harrybin.de/posts/microsoft-mvp-2025/https://harrybin.de/posts/microsoft-mvp-2025/Honored to receive the Microsoft Most Valuable Professional (MVP) award for 2025.Mon, 22 Sep 2025 20:00:00 GMThttps://harrybin.de/posts/do-epic-shit-chat-mode/https://harrybin.de/posts/do-epic-shit-chat-mode/Discover how the 'Do Epic Shit' chat mode turns GitHub Copilot into Beast Mode with autonomous research, strict TODO loops, and enhanced VS Code chat.Fri, 15 Aug 2025 10:30:00 GMThttps://harrybin.de/posts/github-copilot-custom-chat-modes/https://harrybin.de/posts/github-copilot-custom-chat-modes/Learn how to create custom chat modes in VS Code for GitHub Copilot to enhance your workflow in large, complex projects with specialized AI configurations.Sun, 06 Jul 2025 15:00:00 GMThttps://harrybin.de/posts/improve-github-copilot-results/https://harrybin.de/posts/improve-github-copilot-results/Tips and strategies to improve GitHub Copilot results in your projects, including instruction files and chatmode files for large projects.Fri, 04 Jul 2025 17:00:00 GMThttps://harrybin.de/posts/give-it-a-face-to-talk-to/https://harrybin.de/posts/give-it-a-face-to-talk-to/A guide to building a React-based AI Avatar UI with which you can talk to instead of writing.Thu, 24 Apr 2025 22:00:00 GMThttps://harrybin.de/posts/react19released/https://harrybin.de/posts/react19released/React 19 has been released for over a month now. Many third-party libraries and components support it, so it's time to consider using it for your projects.Tue, 21 Jan 2025 17:22:00 GMThttps://harrybin.de/posts/joinmeatittagefrankfurt2024/https://harrybin.de/posts/joinmeatittagefrankfurt2024/Join me at IT-Tage Frankfurt 2024 for a talk about unleashing the power of VS-Code.Fri, 15 Nov 2024 10:00:00 GMThttps://harrybin.de/posts/joinmeatddccologne2024/https://harrybin.de/posts/joinmeatddccologne2024/Join me at DDC Cologne 2024 for a workshop about test automation for web apps with Playwright.Sun, 10 Nov 2024 09:00:00 GMThttps://harrybin.de/posts/vitestpreview/https://harrybin.de/posts/vitestpreview/A common issue that occurs during the writing of React components is solved...Sat, 22 Jun 2024 23:33:00 GMThttps://harrybin.de/posts/reactconfandreact19/https://harrybin.de/posts/reactconfandreact19/Yesterday, React Conf 2024 started and really great hot news and insights about React 19 were spreadThu, 16 May 2024 08:54:00 GMThttps://harrybin.de/posts/verticaltextwithmui/https://harrybin.de/posts/verticaltextwithmui/How to make text vertically fit into a box when using Typography of MUIWed, 08 May 2024 07:40:00 GMThttps://harrybin.de/posts/joinmeatdotnetdayfranken2024/https://harrybin.de/posts/joinmeatdotnetdayfranken2024/Join me at .NET Day Franken 2024 for a workshop about Typescript, React and MUI, or a talk about unleashing the power of VS-Code.Mon, 08 Apr 2024 08:24:00 GMThttps://harrybin.de/posts/pigment-css/https://harrybin.de/posts/pigment-css/Is pigment-css from mui really the better alternative to tss-react/emotion?Tue, 02 Apr 2024 08:50:00 GMThttps://harrybin.de/posts/ifcomponent/https://harrybin.de/posts/ifcomponent/How to unify JSX code by avoiding javascript if statements breaking XML syntaxWed, 13 Mar 2024 18:55:00 GMThttps://harrybin.de/posts/webapp_internationalization/https://harrybin.de/posts/webapp_internationalization/extend usual internationalization to get rid of magic strings, add additional meta informationThu, 01 Feb 2024 12:57:00 GMThttps://harrybin.de/posts/useeffectdebugger/https://harrybin.de/posts/useeffectdebugger/How to see which state variable changed when it's used in a useEffect hookSat, 20 Jan 2024 14:23:00 GMThttps://harrybin.de/posts/useeffecthooks/https://harrybin.de/posts/useeffecthooks/How to improve the readability of useEffect usages in react componentsFri, 22 Dec 2023 17:02:00 GMThttps://harrybin.de/posts/first-post/https://harrybin.de/posts/first-post/What technologies I used to create this blog.Mon, 18 Dec 2023 20:22:00 GMT