Ivan Kahl

This guide covers every new C# 14 feature, explains its benefits, and provides practical code examples to help you navigate how you can use them.

Build a Retrieval-Augmented Generation (RAG) chatbot that can answer questions using your data.

Learn how to work with Large Language Models (LLMs). Understand the fundamentals of how GPT works, the transformer architecture, and master prompt engineering techniques to build AI agents.

Enable enterprise-grade real-time communication for your web apps with SignalR.

Master solution architecture and turn business needs into scalable, maintainable systems.

A step-by-step process to migrate ASP.NET Web APIs from .NET Framework to ASP.NET Core.

Let's make the hardest thing in programming easy for .NET software engineers.

Learn how to test any codebase in .NET with the latest version of xUnit, the industry-standard testing library.

This walkthrough is your hands-on entry point to create a basic C# console application that talks to ChatGPT using the OpenAI API.