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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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We planned an app and built a website

We planned an app and built a website

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4 min read
TacnaGo: modelando una guía turística con documentos JSON en Azure Cosmos DB for NoSQL y .NET 9

TacnaGo: modelando una guía turística con documentos JSON en Azure Cosmos DB for NoSQL y .NET 9

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4 min read
Can C# Replace Native Skia? Building SimdSkia for Avalonia and NativeAOT

Can C# Replace Native Skia? Building SimdSkia for Avalonia and NativeAOT

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4 min read
Decompiling allows ref struct: the whole feature is one metadata bit, and dropping it silently narrows your contract

Decompiling allows ref struct: the whole feature is one metadata bit, and dropping it silently narrows your contract

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7 min read
Shipping .NET 10 for macOS 12+ and .NET 8 for macOS 11 Big Sur in one Avalonia app (LiveClaude v2.2.8)

Shipping .NET 10 for macOS 12+ and .NET 8 for macOS 11 Big Sur in one Avalonia app (LiveClaude v2.2.8)

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2 min read
What it took to write dBASE and FoxPro files that the 90s apps still trust

What it took to write dBASE and FoxPro files that the 90s apps still trust

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4 min read
Day 22: The Division of Labor Between XML, JSON and MessagePack

Day 22: The Division of Labor Between XML, JSON and MessagePack

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12 min read
C# Mid-Level Day 4 (Part 1): Extension Methods, Pattern Matching and Records, With Three Practice Projects

C# Mid-Level Day 4 (Part 1): Extension Methods, Pattern Matching and Records, With Three Practice Projects

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15 min read
Points += 50 is a bug: a rewards engine for .NET that never pays twice

Points += 50 is a bug: a rewards engine for .NET that never pays twice

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7 min read
A Million v7 GUIDs and Half Were Still Out of Order

A Million v7 GUIDs and Half Were Still Out of Order

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6 min read
I Sorted Two Million Rows to Keep Ten

I Sorted Two Million Rows to Keep Ten

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4 min read
6 Things That Quietly Break Your LLM Prompt Cache in .NET

6 Things That Quietly Break Your LLM Prompt Cache in .NET

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7 min read
Claude config: rules and guardrails for Claude ... (Update: 14/11/2026)

Claude config: rules and guardrails for Claude ... (Update: 14/11/2026)

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5 min read
What your .NET release looks like to everyone else, and how to change that without breaking it

What your .NET release looks like to everyone else, and how to change that without breaking it

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6 min read
HSTS Missing From HTTPS Server: Why It's Still Flagged and How to Fix It

HSTS Missing From HTTPS Server: Why It's Still Flagged and How to Fix It

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11 min read
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