Dew Drop – April 10, 2026 (#4644)

This article is a comprehensive daily link roundup (Dew Drop #4644) for April 10, 2026, featuring top links on running multiple Aspire AppHost instances, fixing .NET MAUI popup performance, Microsoft Foundry updates, MCP maintainer expansion, Visual Studio Code 1.116 release, building rail menus in WinUI, and Foundry Local GA. It also covers web and cloud development topics like CSS date range selection, ASP.NET Core document editors, legacy Node.js test refactoring, React spreadsheet protection, Safari scrollend event support, Better Auth, WebRTC modernization, and TypeScript Excel libraries. Windows development includes C++23 support, WaitForMultipleObjects, and C/C++ history. .NET and Visual Studio sections cover DOCX form templates. AI topics include agent-first development, agent governance, GitHub Copilot, AI gateways, multimodal embedding, and Azure AI agents. This is a curated tech news summary relevant to IT professionals and developers.