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Tutorials, how-tos and deep dives on AI, .NET, C#, cloud and developer tools, written by the community.
Master file uploads in ASP.NET Core Web API! Learn secure, efficient techniques, from handling IFormFile to cloud storage with Azure Blob. Build robust, scalable apps.

Master ASP.NET Core configuration! Learn how to manage settings from various sources like JSON, environment variables, and secrets. Boost security & scalability.

Troubleshoot the "Unable to resolve service for type" error in .NET Core! Learn to fix common DI issues like missing registrations, lifetime mismatches, and circular dependencies.

Solve ASP.NET Core CORS errors! This guide explains CORS, why errors occur, and provides step-by-step solutions for secure, production-ready configurations. Learn to fix cross-origin issues!

Secure your ASP.NET Core apps with role-based authorization (RBAC). This guide covers implementation, benefits, and best practices for production environments. Learn to control access effectively!

Learn how to enable Cross-Origin Resource Sharing (CORS) in a .NET API to allow requests from different domains. Configure CORS policies in the Program.cs, set allowed origins, and ensure security by restricting origins in production.

Learn how to implement rate limiting in ASP.NET Core 8 using built-in middleware. Protect your APIs, prevent abuse, and ensure system stability with this guide.

Master ASP.NET Core hosting and deployment! Explore Kestrel, IIS, Nginx, cloud options, and containerization for scalable, reliable web apps. ??

Protect your ASP.NET Core Web APIs with rate limiting! Learn how to implement fixed window, sliding window, and token bucket strategies for enhanced security and scalability.

Secure your ASP.NET Core apps with role-based authorization! This guide covers implementation, JWTs, database integration, and comparison with policy-based authorization.

Troubleshoot the "Unable to resolve service for type" error in .NET Core. Learn common causes, fixes, and best practices for dependency injection in ASP.NET Core.

Secure your .NET Core REST APIs with JWT! This guide covers configuration, token generation, validation, and best practices for robust API protection. Build scalable, stateless, and secure APIs.

Master advanced GraphQL patterns! Implement pagination, robust error handling, authentication, and performance optimizations in your .NET & React apps.

Learn to implement real-time data updates in your .NET & React GraphQL app using subscriptions and WebSockets. Build a live library app with HotChocolate & Apollo!

Master GraphQL queries in .NET & React! Learn arguments, aliases, fragments, directives, and HotChocolate filtering for efficient data fetching. Build dynamic UIs!

Master GraphQL mutations in .NET & React! Learn to create, update, and delete data, implement input types, handle errors, and optimize cache for a seamless user experience.

Fix CORS errors in ASP.NET Core Web API by configuring cross-origin requests properly. This guide covers enabling CORS, handling authentication, and best practices.

Integrate ChatGPT API into ASP.NET Core for intelligent features like chatbots and content generation. Securely connect to OpenAI and build AI-powered apps.

Master ASP.NET Core filters! Learn to handle logging, authentication, and validation efficiently. Improve code reuse and build cleaner, maintainable applications.

Build a full-stack Library Management System with React & .NET using GraphQL. Learn foundations, queries, mutations, & subscriptions. Zero to production!

Learn how to implement secure and efficient file uploads in ASP.NET Core Web API. Covers handling IFormFile, validation, storage, and security best practices.

Master API versioning in .NET Core! Learn strategies like URL path versioning with the Microsoft API Versioning package for scalable, maintainable APIs. Avoid breaking changes!

Learn how to implement global exception handling in ASP.NET Core APIs using built-in and custom middleware, custom exceptions, ProblemDetails responses, logging, and secure error practices.

Learn how to properly enable CORS in ASP.NET Core for secure cross-origin communication. Configure middleware, handle preflight requests, and avoid common mistakes.

Secure ASP.NET Core Web APIs with role-based authorization. Learn to configure JWT, embed role claims, and apply the Authorize attribute for robust security.

Learn how to connect an Angular frontend to an ASP.NET Core Web API for scalable web apps. Includes CORS, HttpClient, environment configs, & security tips.

Implement structured logging in .NET 8 Web API using Serilog. Configure JSON logs for Error, Info, and Debug levels, enhancing application monitoring and debugging.

Secure your ASP.NET Core 8 APIs with JWT authentication! This step-by-step guide covers project setup, token generation, authorization, and production best practices for robust security.

Master .NET Core logging and monitoring! Learn to use ILogger, Serilog, and custom middleware for robust apps. Track performance, errors, and system health.

Learn how to fetch Oracle data in ASP.NET Core MVC using Repository and Service patterns. Includes handling ORA-01861 errors with parameterized queries for secure data access.
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