DocumentIO — Building a Unified API for 7 Document Formats in C#
DocumentIO — Building a Unified API for 7 Document Formats in C This is part of my series on building the VNML Agent Framework — a 100% local agenti…
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NLP with .NET
NLP with .NET A deep-dive walkthrough of Natural Language Processing for .NET developers — covering text classification, sentiment analysis, named e…
How to Structure Production Apps with Vertical Slice Architecture in .NET in 2026
Vertical Slice Architecture (VSA) is one of the most popular ways to structure .NET projects today. It structures an application by features instead…
Securing a .NET API with JWT Authentication Using Clean Architecture
When building a RESTful API, securing your endpoints is just as important as the business logic itself. While implementing JWT (JSON Web Tokens) in…
Why Agents Need a Knowledge Base: The Gaps an LLM Can't Fill by Itself
When a team starts building an agent, the first version is very often only a model, a system prompt and a few tools, and for a demo that is usually…
A folder of markdown you can actually browse: OKF4net 0.7 and the interactive okf-render
An Open Knowledge Format bundle is a directory of markdown files with YAML frontmatter. That is what makes it good for agents and for code review: a…
AI Agents
AI Agents A deep-dive walkthrough of building AI agents in .NET — covering agent architecture and the control loop, tool calling and function callin…
Understanding Blazor Component State
Understanding Blazor Component State Blazor components can respond to user interactions by updating component state and rendering the UI again. A va…
NuGet and what's behind your dependencies
🇧🇷 Prefere ler em português? Leia aqui . Over the last three days of my 30 Days of .NET , we saw what happens when we run dotnet run , explored the…
wdjk
Building a Browse Membership Plans Page in Blazor with Bootstrap Introduction to Blazor Components Blazor is a web UI framework from Microsoft that…
𝗪𝗵𝗮𝘁 𝘄𝗼𝗿𝗸𝘀 𝗳𝗼𝗿 𝗦𝗶𝗴𝗻𝗮𝗹𝗥 𝗹𝗼𝗰𝗮𝗹𝗹𝘆 𝗰𝗮𝗻 𝗳𝗮𝗶𝗹 𝗶𝗻 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻.
Here are some things I've learned while taking SignalR web applications from local development to production deployment. ⚡𝗔𝘂𝘁𝗵 𝘄𝗼𝗿𝗸𝘀 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁𝗹𝘆. Br…
Semantic Kernel
Semantic Kernel A deep-dive walkthrough of Semantic Kernel — Microsoft's open-source, .NET-oriented SDK for building AI applications — covering the…
DevTracr: A Tool to Track Yr Coding Activity and Progress.
I Built DevTracr: A Developer Learning and Activity Tracker How do you keep track of what you're learning, what you're building, and the progress yo…
374 tests went in, 352 came out, and the build was green
The last run had 374 tests. This one had 352. No failures, so the build was green. Twenty-two checks had disappeared. The test host died partway thr…
RAG Retrieval-Augmented Generation
RAG — Retrieval-Augmented Generation A deep-dive walkthrough of Retrieval-Augmented Generation for .NET developers — covering RAG architecture, docu…
Aggregates στο Domain-Driven Design: Πώς και γιατί τα χρησιμοποιούμε σε C# και .NET
"Πλήρης οδηγός για Aggregates και Aggregate Roots στο DDD, με πρακτικά παραδείγματα C#, EF Core, Clean Architecture και Business Rules." tags: dotne…
Embeddings & Vector Search
Embeddings & Vector Search A deep-dive walkthrough of embeddings and vector search — covering what embeddings are and how text embeddings are pr…
How big is Hello World in C#? From 76 MB down to 0.73 MB
How big is the smallest C# program? It depends almost entirely on how you publish it . Same one line of code, five different dotnet publish commands…
LLM Application Development
LLM Application Development A deep-dive walkthrough of building applications on top of large language models — covering how LLMs actually work and w…
BOLA in ASP.NET Core: Why Authenticated Users Can Still Read Someone Else's Data
A pentest report came back with a finding rated "high": change the invoiceId in GET /api/invoices/{invoiceId} , and a logged-in user from Tenant A c…
What async/await really compiles to in C# (and when ValueTask is worth it)
Most of us use async / await every day without knowing what it turns into. That's fine, until you need to answer a question like "should this method…
Transient vs Scoped vs Singleton: the DI bug that put Ada's laptop in Bob's cart
Bob opens his shopping cart and finds a laptop he never added. Ada added it, on a different computer, a few minutes earlier. Nothing was hacked. One…
European Law for .NET Developers: What the GDPR Means for Your Code
Hey lovely readers, The GDPR has been around since 2018, and most of us have heard of it. But when I ask developers what it actually means for the c…
I Got Tired of Rebuilding the Same AI SaaS Plumbing, So I Packaged It
Originally published on Medium . A complete multi-tenant AI SaaS in C# and .NET 10: teams, Stripe billing, metered AI credits, RAG with citations an…
Keeping Abrak’s free Persian ERP program alive: a transparent 90-day funding plan
This project has been moving forward with enormous difficulty. My financial resources have now completely run out and I have no supporters left. I a…
Result Pattern στο ASP.NET Core: Πώς να διαχειριζόμαστε επιτυχίες και αποτυχίες χωρίς να βασιζόμαστε στα Exceptions
Εισαγωγή Ένα από τα σημαντικότερα ζητήματα στον σχεδιασμό μιας σύγχρονης εφαρμογής είναι ο τρόπος με τον οποίο διαχειριζόμαστε τις αποτυχίες. Στην κ…
Supabase .NET DevLog #13
Welcome to our weekly log for the Supabase .NET SDK 🎉 Sorry for being a little late on this one. Like I said last week, I spent more time working on…
Decorating IChatClient Without Tangling the Application
An IChatClient decorator applies a shared rule to every call through a client. It can reject an oversized request or record a model call. The featur…
Stored Procedures
Stored Procedures A deep-dive walkthrough of stored procedures — covering parameters and output parameters, plan caching and recompilation specific…
Sequential async execution in .NET: SemaphoreSlim, Channels, and TaskFlow
Familiar pattern? using System ; using System.Threading ; using System.Threading.Tasks ; public sealed class InstrumentController : IDisposable { pr…