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.NET is an open source developer platform, created by Microsoft, for building many types of applications. With .NET, you can use multiple languages, editors, and libraries to build for web, mobile, desktop, gaming, and IoT. Find more at https://dot.net

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The bug my 46 passing tests couldn't see

The bug my 46 passing tests couldn't see

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6 min read
Pino y Serilog, medidos: el sink asíncrono es rápido porque descarta líneas

Pino y Serilog, medidos: el sink asíncrono es rápido porque descarta líneas

Comments 2
15 min read
I asked 63 models the same 76 questions, with and without web search

I asked 63 models the same 76 questions, with and without web search

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7 min read
An Angular + .NET Auth Template with Multi-Channel 2FA and a Live Demo

An Angular + .NET Auth Template with Multi-Channel 2FA and a Live Demo

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6 min read
.NET Native AOT: Parte 2 — JIT, R2R e AOT em Benchmarks

.NET Native AOT: Parte 2 — JIT, R2R e AOT em Benchmarks

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16 min read
Streaming Large HTTP Responses Without Killing Your Memory

Streaming Large HTTP Responses Without Killing Your Memory

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3 min read
Entity Framework Extensions Options Explained: Everything You Can Customize

Entity Framework Extensions Options Explained: Everything You Can Customize

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6 min read
Behind Cloudflare and nginx, All My Users Had the Same IP

Behind Cloudflare and nginx, All My Users Had the Same IP

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4 min read
Thirteen Runs, Thirteen Wrong Answers: What a Shared Counter Teaches About lock, Interlocked, and Parallel.For

Thirteen Runs, Thirteen Wrong Answers: What a Shared Counter Teaches About lock, Interlocked, and Parallel.For

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5 min read
What Building a Real App with AI Actually Cost: 36 Parts, Three Seasons, About $17

What Building a Real App with AI Actually Cost: 36 Parts, Three Seasons, About $17

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13 min read
System Design: Rate Limiter

System Design: Rate Limiter

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24 min read
Moving .NET 8/9 apps to .NET 10 before Nov 10: a checklist with links to every breaking change

Moving .NET 8/9 apps to .NET 10 before Nov 10: a checklist with links to every breaking change

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4 min read
OpenAI Responses API previous_response_id Instructions: Repeat Policy on Every Turn

OpenAI Responses API previous_response_id Instructions: Repeat Policy on Every Turn

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4 min read
Moving off Microsoft.Azure.ServiceBus and WindowsAzure.ServiceBus before September 30, 2026

Moving off Microsoft.Azure.ServiceBus and WindowsAzure.ServiceBus before September 30, 2026

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9 min read
One ILogger<T>, 10 sinks, secrets masked everywhere: LoggerHelper + HttpHelper for .NET (and a playground to try them)

One ILogger<T>, 10 sinks, secrets masked everywhere: LoggerHelper + HttpHelper for .NET (and a playground to try them)

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Comments 6
5 min read
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