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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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…
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…
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…
5 C# DateTime bugs that pass every test
Date and time bugs are the worst kind: the code is correct on the day you test it, in the time zone you test it in. Then the clocks change, or a use…
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…
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…
AI/ML Fundamentals
AI/ML Fundamentals A deep-dive walkthrough of the core ideas behind modern AI — covering how AI, machine learning, and deep learning relate, the thr…
I Love .NET Blazor. Now It Can Build Agentic UI, Not Just Chat Boxes
Introduction I love Blazor so much. I have used it to build more than 10 projects this year. One thing I enjoy is that I can build interactive web a…
From MVP to Production: Building a Small Business Platform Like a Real Product
An architectural case study of designing, building, and deploying a proprietary business platform without overengineering it. Note: This case study…
Building the Harness: A Production-Minded AI Agent Architecture in .NET
This is the implementation companion to the LinkedIn article The Model Isn’t Your Agent. The Harness Is . That article makes the architectural argum…
Talking to a PLC from C#, Part 3: Safe Writes and a Clean Abstraction Layer
We've come a long way. In Part 1 we connected a C# app to a Beckhoff PLC and did our first read and write. In Part 2 we stopped polling, subscribed…
Bootstrap for Blazor: Styling the Task Tracker
This is the final post in the series. The Task Tracker has been built, refactored, rendered, and made interactive, genuinely working since Part 4, b…
Guide to Developing Educational Games with Unity for Beginners
A Pedagogy-First Architecture: From Minimum Viable Lessons to Modular C# ScriptableObjects EDUCATIONAL GAME ARCHITECTURE & UNITY GAME DESIGN Cap…
Как и зачем я сделал свой маппер
Я не люблю Clean Architecture, не люблю DTO и не люблю мапперы. Они превращают сохранение одной строки в базу в путешествие через четыре проекта, тр…
How to Add JWT Authentication to SignalR Hubs in ASP.NET Core
SignalR makes real-time communication in .NET applications simple. You can send live data, notifications, and streaming updates to clients with mini…
JobMaster achieving horizontal scaling for .NET jobs while maintaining a centralised audit log
The Problem When it comes to dealing with the problem of background task processing in a distributed .NET system, you are usually presented with two…
We Reinvented OOP by Making a Sandwich (Before Writing Any Code)
A weak developer stares at an empty .cs file and starts typing syntax until the red squiggly lines go away. A software engineer designs the system b…
When EF Core Sees Only Part of Your Model
Framework warnings are valuable because they turn hidden risk into visible friction. But a warning is still an interpretation of the evidence availa…
The CancellationToken That Never Propagated: A Subtle ASP.NET Core Timeout Bug I Missed in Code Review
The CancellationToken That Never Propagated: A Subtle ASP.NET Core Timeout Bug I Missed in Code Review In the early stages of my career, I believed…
Razor Syntax Fundamentals: Rendering the Task Tracker
Parts 1 and 2 covered WPF and MVVM, a desktop application built and then properly structured. Part 3 pivots to the web, genuinely new territory. Raz…
No Python, No PhD: Train Real ML Models in C# with ML.NET (Regression, Classification, Clustering)
Mattrx ran its predictive features on a Python scikit-learn microservice for two years. We replaced it with ML.NET running in-process inside the exi…
Your first ASP.NET App: Entity Framework
Hello! In this tutorial we will build your own ASP.NET service with database and learn what is EF Core! Requirements IDE like Visual Studio/JetBrain…
Your first ASP.NET App: Dependency Injection
Hello! In this tutorial we will build your own ASP.NET Service Dependency Injection! Requirements IDE like Visual Studio/JetBrains Rider .NET >=…
Tickwise in Unity
The part I actually cared about When I started Tickwise, the plan said the Rust core comes first and the engine bridges come later. That order was d…
Best .NET Obfuscators in 2026: Top 5 Comparison
There's a rite of passage for anyone who sells .NET software. One afternoon you drop your own DLL into a decompiler like ILSpy or dnSpy, and there's…
Why Local LLMs Don't Need C++ or Python: Building a 15MB Native AOT Inference Engine in .NET 10
Bare-Metal LLM Inference in Pure C#: Bypassing CUDA Toolkits and Native C++ DLLs The conventional consensus across AI engineering is simple: high-pe…
"EFFluentify: Convert EF Core Data Annotations to Fluent API in one command"
One of my dreams when I started in software development was to build something like #include <iostream> — a tool that other developers like me…
Generic Math in C#: The Complete Guide
Generic Math is easy to dismiss as a feature for numerical libraries. Its more important contribution is static abstraction: generic code can requir…