blazor-expert

Expert-level guidance for developing applications with Blazor, Microsoft's framework for building interactive web UIs using C# instead of JavaScript. Identify your primary objective: Open the recommended resource file(s) and search for your specific need using Ctrl+F. Each resource is organized by topic with working code examples. Decision : Choose based on deployment environment, offline requirements, and server constraints. ✅ Single Responsibility - Each component has one clear purpose ✅ Composition - Use RenderFragments for flexible layouts ✅ Parameter Clarity - Use descriptive names, mark required with [EditorRequired] ✅ Proper Disposal - Implement IDisposable to clean up resources ✅ Event-Based Communication - Use EventCallback for child-to-parent updates ✅ EventCallback Over Action - Proper async handling ✅ Immutable Updates - Create new objects/collections, don't mutate ✅ Service-Based State - Use scoped services for shared state ✅ Unsubscribe from Events - Prevent memory leaks in Dispose ✅ InvokeAsync for Background Threads - Thread-safe state updates ✅ Route Constraints - Use :int , :guid , etc. to validate formats ✅ NavLink Component - Automatic active state highlighting ✅ forceLoad After Logout - Clear client-side state ✅ ReturnUrl Pattern - Redirect back after login ✅ Query Strings - Preserve filters/pagination across navigation ✅ EditForm +...