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Notes from the workbench
everything I'm learning about modern .NET.
Tutorials, deep-dives, and field notes on .NET, ASP.NET Core, EF Core, AWS, Docker, and the architecture that holds up in production. Written when I've shipped something or learned something worth sharing.
143 articles · browse by category
01 This week
latest article
143 entries
dotnet
FluentValidation in ASP.NET Core .NET 10 - Request Validation
Use FluentValidation 12 in ASP.NET Core .NET 10 - endpoint filters for Minimal APIs, async validators, custom rules, and a decision matrix vs Data Annotations.
Read article → · Updated Jun 7, 2026 · 14 min read
02 Reader favourites
popular posts
6 hand-picked-
claudeClaude Code Tutorial for Beginners - Complete 2026 Guide to AI Coding
Learn Claude Code from scratch in 15 minutes. Step-by-step installation, CLAUDE.md setup, Plan Mode mastery, and honest comparison with GitHub Copilot and Cursor. Includes practical tips from daily usage.
Updated Jan 20, 2026 · 22 min read → -
dotnet architecture.NET Aspire Tutorial - Build Cloud-Ready Apps with .NET 10 and PostgreSQL
Step-by-step .NET Aspire tutorial for .NET developers. Build a Book Store API with PostgreSQL, EF Core & Aspire 13. Includes source code, Aspire dashboard walkthrough, observability setup & deployment tips.
Updated Jan 20, 2026 · 31 min read → -
dotnet architectureThe Ultimate .NET Developer Roadmap 2026 - AI, Backend, Blazor & Full-Stack
A comprehensive, practical roadmap for .NET developers covering C#, AI Tools, ASP.NET Core APIs, Blazor, databases, architecture, cloud, and DevOps. Choose your path: Backend, Frontend with Blazor, or Full-Stack.
Updated Jan 10, 2026 · 22 min read → -
dotnet webapi-course20+ .NET 10 Tips from a Senior Developer - Write Better Code
20+ battle-tested .NET 10 tips from a senior developer - async best practices, EF Core optimization, DI patterns, caching, security, and more. Updated for 2026.
Updated May 5, 2026 · 33 min read → -
dotnet aws +1AWS Local Development with .NET Aspire - Build a Serverless Notifications System
In this hands-on guide, we will use .NET Aspire 13 and the latest .NET 10 SDK to build a cloud-ready notifications system that talks to real AWS services like DynamoDB, SNS, and SQS, while keeping the entire local development experience orchestrated from a single Aspire app host.
Nov 22, 2025 · 20 min read → -
dotnet webapi-courseASP.NET Core Dropped Swagger - Here's What Replaced It in .NET 10
.NET 10 generates OpenAPI 3.1 natively via Microsoft.AspNetCore.OpenApi - no Swashbuckle. Compare native OpenAPI vs Scalar vs Swashbuckle vs NSwag with a decision matrix and real config samples.
Updated May 5, 2026 · 12 min read →
03 The archive
recent posts
143 posts-
dotnetFluentValidation in ASP.NET Core .NET 10 - Request Validation
Use FluentValidation 12 in ASP.NET Core .NET 10 - endpoint filters for Minimal APIs, async validators, custom rules, and a decision matrix vs Data Annotations.
Updated Jun 7, 2026 · 14 min read → -
dotnet webapi-courseGlobal Exception Handling in ASP.NET Core - The Complete Guide for .NET 10
Master IExceptionHandler in ASP.NET Core. Complete guide with custom exceptions, handler chaining, Problem Details, and .NET 10's SuppressDiagnosticsCallback.
Updated Jun 7, 2026 · 23 min read → -
dotnet webapi-courseJWT Authentication in ASP.NET Core - A Complete .NET 10 Guide
Implement JWT authentication in ASP.NET Core .NET 10 - generate signed tokens with JsonWebTokenHandler, secure Minimal API endpoints, and add role-based authorization.
Updated Jun 7, 2026 · 14 min read → -
dotnet webapi-courseRefresh Tokens in ASP.NET Core - A Complete .NET 10 Guide
Implement refresh tokens in ASP.NET Core .NET 10 - token rotation, reuse detection, revocation, and where to store them, built on top of JWT authentication.
Updated Jun 7, 2026 · 11 min read → -
dotnetStructured Logging with Serilog in ASP.NET Core .NET 10
Master structured logging with Serilog in ASP.NET Core .NET 10 - sinks, enrichers, OpenTelemetry, anti-patterns, correlation IDs, and production-ready config templates.
Updated Jun 7, 2026 · 18 min read → -
dotnet webapi-courseValidation with MediatR Pipeline Behavior and FluentValidation in .NET 10
Validate MediatR commands centrally in the pipeline with FluentValidation and IExceptionHandler in ASP.NET Core .NET 10 - clean handlers, one Problem Details response.
Updated Jun 7, 2026 · 10 min read → -
dotnet webapi-course +1Repository Pattern in .NET 10 - Do You Really Need It?
I have shipped 50+ .NET APIs and most did not need a Repository Pattern. My sharp .NET 10 verdict on when to use it, when to skip it, what to use instead.
Updated Jun 4, 2026 · 17 min read → -
dotnet architecture +1Implementing Clean Architecture in .NET 10 - Step-by-Step Guide
A complete, junior-friendly guide to Clean Architecture in .NET 10. Build a movie API across Domain, Application, Infrastructure, and API layers with EF Core and Aspire.
May 26, 2026 · 34 min read → -
claudeSkills in Claude Code - Reusable Prompts and Workflows
Build reusable skills in Claude Code with SKILL.md to automate .NET workflows. Complete frontmatter reference, arguments, subagent delegation, and 5 design patterns from 47 production skills.
May 23, 2026 · 31 min read → -
dotnet webapi-courseRate Limiting in ASP.NET Core (.NET 10) - Complete Guide
Production-grade rate limiting in ASP.NET Core .NET 10. All 4 algorithms, partitioning, Redis backplane, OnRejected with Retry-After, multi-tenant tiers, and a real decision matrix.
May 21, 2026 · 27 min read → -
dotnet webapi-course10 .NET 10 API Anti-Patterns That Break Production (And How to Fix Them)
10 ASP.NET Core anti-patterns that break production in .NET 10 - async void, sync-over-async, fat controllers, runtime-reflection mappers in AOT, and the 2026 ones.
May 20, 2026 · 19 min read → -
dotnet webapi-courseASP.NET Core 10 Web API CRUD with EF Core - Complete .NET 10 Tutorial
Build a production-ready .NET 10 Web API with EF Core 10 and PostgreSQL. CRUD operations, DDD, Minimal APIs, Scalar, code-first migrations, and best practices.
Updated May 19, 2026 · 48 min read →