トピックス
Intelligent Terminal 0.1.1 is here: bash support, new slash commands, and more customization - Windows Command Line
Safer pull_request_target defaults for GitHub Actions checkout - GitHub Changelog
Featured
C# Kaigi 2026 の Call for Proposal (トーク) を募集中
https://fortee.jp/csharpkaigi-2026/speaker/proposal/cfp
2026年9月19日 (土) に docomo R&D OPEN LAB ODAIBA にて開催される C# Kaigi 2026の Call for Proposal (CfP) を募集中。2026/07/05 (日)まで。
リリース
- AvaloniaUI/Avalonia
- aws/aws-sdk-net
- Azure/azure-sdk-for-net
- Azure.Communication.CallAutomation_1.6.0, Azure.Data.AppConfiguration_1.10.0, Azure.ResourceManager.Compute.BulkActions_1.0.0, Azure.ResourceManager.ComputeLimit_1.2.0, Azure.ResourceManager.Network_1.16.0, Azure.ResourceManager.Qumulo_1.3.0, Azure.Storage.Blobs_12.29.1, Azure.Storage.Files.DataLake_12.27.1, Azure.Storage.Files.Shares_12.27.1, Azure.Storage.Queues_12.27.1
- DataDog/dd-trace-dotnet
- domaindrivendev/Swashbuckle.AspNetCore
- dotnet/maui
- dotnet/orleans
- dotnet/reactive
- dotnet/SqlClient
- googleapis/google-cloud-dotnet
- microsoft/aspire
- microsoft/CsWin32
- mysql-net/MySqlConnector
- newrelic/newrelic-dotnet-agent
- open-telemetry/opentelemetry-dotnet-contrib
- spectreconsole/spectre.console
- StackExchange/StackExchange.Redis
アーティクル、スライドなど
New lines are more than \r and \n - Gérald Barré
https://www.meziantou.net/new-lines-are-more-than-r-and-n.htm
Avalonia UIのメニューに択一チェック - Qiita
https://qiita.com/mifumi323/items/d74129f020a2ee0269e8
C#でDuckDBを使ったら1.3GBのCSV分析が約12倍速くなった
https://zenn.dev/sitio1/articles/f844f855425e72
Per-Monitor DPI環境でウィンドウ位置を復元する - Qiita
https://qiita.com/Cladophlebis/items/b5cf1d3f2ac894fe381f
Replacing Electron with .NET 10: Writing a zero-latency, SIMD-accelerated IDE
WinForms出身エンジニアがBlazor Web Appの設計で迷わなかった理由
https://zenn.dev/jodycraft/articles/eac2865d54b0d4
ASP.NET CoreをIISに配置したら500が出た — AppPool専用化・SQL権限・Data Protectionの3点セット
https://zenn.dev/harness/articles/iis-aspnet-core-apppool-data-protection
Avoiding ToString() allocations with StringBuilder.MoveChunks: Exploring the .NET 11 preview - Part 3
ASP.NET Core IdentityでLockoutEndを設定しても既存Cookieが残った - Qiita
https://qiita.com/harnesswinner/items/1bee38e9cabc8a56e82f
Microsoft Agent FrameworkをローカルLLMで試してみる その15(Durable Agent)
https://zenn.dev/yy7613/articles/1f01f64055a699
neue cc - C# Kaigi 2026基調講演します！と、.NET for AndroidとVibe Coding
https://neue.cc/2026/06/24_superdotnetnew.html
Your AI Agent Keeps Missing The Real Bottleneck. JetBrains Rider Can Fix It Now. - The JetBrains Blog
https://blog.jetbrains.com/dotnet/2026/06/25/performance-profiling-agent-skill-in-rider/
I Built a Drop-In Ollama Replacement in Pure C# - No llama.cpp, No Native Binaries, Just ILGPU Kernels
.NET Native AOT でネイティブライブラリを作る
https://zenn.dev/asus4/articles/b65b2821f5dcf8
Microsoft Agents Framework の Agent Skills 入門 - C# サンプルから学ぶ実装パターン
https://zenn.dev/normalian/articles/agentframework-agentskill-01
Don't ask Microsoft to do it all
https://www.boxofcables.dev/dont-ask-microsoft-to-do-it-all/
dotMorten | File-based WinUI apps with Microsoft.UI.Reactor
https://xaml.dev/post/file-based-winui-apps-with-microsoft-ui-reactor
最近のSource Generator開発 - Qiita
https://qiita.com/ikuzak/items/46fecf3136c53ff4da9c
C# and C++ Interoperability - cho-dotnetnew
https://speakerdeck.com/harukasao/c-number-and-c-plus-plus-interoperability-cho-dotnetnew