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Game Boy emulation in C#, part 1: CPU, memory and registers

A new dotnetpro series walks through building a Game Boy emulator in C#. Part one covers the 16-bit address bus, the 64 KB memory map, CPU registers modeled as C# fields and properties, and the flag register. It also shows how opcodes are dispatched in a switch loop and how cycle counting keeps components in sync.

Building a RAG assistant with Microsoft Graph and .NET

Microsoft Graph supplies calendar, mail and document data that can be indexed with Azure AI Search and passed to a language model to produce sourced answers. The article walks through a .NET retrieval-augmented generation flow with code for loading context, chunking documents and calling the model. It stresses least-privilege scopes and permission-aware retrieval, which matter for any enterprise assistant.