What's new article

docs/whats-new/dotnet-docs-mod0.md

@@ -1,89 +1,103 @@
 ---
-title: ".NET docs: What's new for December 2024"
-description: "What's new in the .NET docs for December 2024."
-ms.custom: December-2024
-ms.date: 01/01/2025
+title: ".NET docs: What's new for March 2025"
+description: "What's new in the .NET docs for March 2025."
+ms.custom: March-2025
+ms.date: 04/01/2025
 ---
 
-# .NET docs: What's new for December 2024
+# .NET docs: What's new for March 2025
 
-Welcome to what's new in the .NET docs for December 2024. This article lists some of the major changes to docs during this period.
+Welcome to what's new in the .NET docs for March 2025. This article lists some of the major changes to docs during this period.
 
 ## .NET breaking changes
 
 ### New articles
 
-- [.NET Monitor images simplified to version-only tags](../core/compatibility/containers/9.0/monitor-images.md)
-- [C# overload resolution prefers `params` span-type overloads](../core/compatibility/core-libraries/9.0/params-overloads.md)
-- [Legacy Mono and Emscripten JavaScript APIs not exported to global namespace](../core/compatibility/aspnet-core/9.0/legacy-apis.md)
-- [New version of some OOB packages](../core/compatibility/core-libraries/9.0/oob-packages.md)
-- [Nullable JsonDocument properties deserialize to JsonValueKind.Null](../core/compatibility/serialization/9.0/jsondocument-props.md)
+- [APIs Removed from System.Security.Cryptography.Pkcs netstandard2.0](../core/compatibility/cryptography/9.0/api-removed-pkcs.md)
+- [Applications referencing both WPF and WinForms must disambiguate MenuItem and ContextMenu types](../core/compatibility/windows-forms/10.0/menuitem-contextmenu.md)
+- [Change default workload configuration from 'loose manifests' to 'workload sets' mode](../core/compatibility/sdk/10.0/default-workload-config.md)
+- [MSBuild custom culture resource handling](../core/compatibility/sdk/10.0/msbuild-custom-culture.md)
+- [NU1510 is raised for direct references pruned by NuGet](../core/compatibility/sdk/10.0/nu1510-pruned-references.md)
+- [Windows Forms obsoletions (.NET 10)](../core/compatibility/windows-forms/10.0/obsolete-apis.md)
+- [X509Certificate and PublicKey key parameters can be null](../core/compatibility/cryptography/10.0/x509-publickey-null.md)
 
 ## AI in .NET
 
-### Updated articles
-
-- [Build a .NET AI vector search app](/dotnet/ai/quickstarts/build-vector-search-app) - New vector search quickstart
-
-## ML.NET
-
-### Updated articles
+### New articles
 
-- [Machine learning tasks in ML.NET](../machine-learning/resources/tasks.md) - Add text classification and sentence similarity to ML tasks
+- [Create a .NET AI app to chat with custom data using the AI app template extensions](../ai/quickstarts/ai-templates.md)
+- [Tutorial: Evaluate a model's response with response caching and reporting](../ai/tutorials/evaluate-with-reporting.md)
 
 ## .NET fundamentals
 
 ### New articles
 
-- [.NET debugger extensions](../core/diagnostics/debugger-extensions.md)
-- [.NET debugger extensions installer (dotnet-debugger-extensions)](../core/diagnostics/dotnet-debugger-extensions.md)
-- [Artificial intelligence in .NET (Preview)](../core/extensions/artificial-intelligence.md)
-- [Built-in activities in .NET](../core/diagnostics/distributed-tracing-builtin-activities.md)
-- [IL2123: `RequiresUnreferencedCodeAttribute` cannot be placed directly on application entry point](../core/deploying/trimming/trim-warnings/il2123.md)
-- [IL3005: `RequiresAssemblyFilesAttribute` cannot be placed directly on application entry point](../core/deploying/single-file/warnings/il3005.md)
-- [IL3057: `RequiresDynamicCodeAttribute` cannot be placed directly on application entry point](../core/deploying/native-aot/warnings/il3057.md)
-- [The `TestContext` class](../core/testing/unit-testing-mstest-writing-tests-testcontext.md)
-- [What is TimeProvider?](../standard/datetime/timeprovider-overview.md)
+- [Compliance libraries in .NET](../core/extensions/compliance.md)
+- [Data classification in .NET](../core/extensions/data-classification.md)
+- [Data redaction in .NET](../core/extensions/data-redaction.md)
+- [Generate unit tests with GitHub Copilot](../core/testing/unit-testing-with-copilot.md)
+- [Mutation testing](../core/testing/mutation-testing.md)
+- [Simplify LINQ type check and cast (IDE0121)](../fundamentals/code-analysis/style-rules/ide0121.md)
+- [Source-generated metrics with strongly typed tags](../core/diagnostics/metrics-strongly-typed.md)
+- [Unit testing C# in .NET using dotnet test and xUnit](../core/testing/unit-testing-csharp-with-xunit.md)
+- [Use collection expression for new (IDE0306)](../fundamentals/code-analysis/style-rules/ide0306.md)
+- [Use implicitly typed lambda (IDE0350)](../fundamentals/code-analysis/style-rules/ide0350.md)
+- [Use unbound generic type (IDE0340)](../fundamentals/code-analysis/style-rules/ide0340.md)
 
 ### Updated articles
 
-- [Configure MSTest](../core/testing/unit-testing-mstest-configure.md) - MSTest: document testconfig.json
-- [How to stream XML fragments from an XmlReader (LINQ to XML)](../standard/linq/stream-xml-fragments-xmlreader.md) - Fixed incorrect logic in XmlReader's example (#43799)
-- [Supported types in System.Text.Json](../standard/serialization/system-text-json/supported-types.md) - Add supported types for STJ article
+- [Make HTTP requests with the HttpClient class](../fundamentals/networking/http/httpclient.md) - Freshness Edit: dotnet content
+- [Unit testing best practices for .NET](../core/testing/unit-testing-best-practices.md) - Freshness Edit: dotnet content
+- [What's new in .NET 10](../core/whats-new/dotnet-10/overview.md) - Update What's New for .NET 10 with Preview 2 info
 
 ## C# language
 
-### New articles
+### Updated articles
 
-- [Deconstruction expression - Extract properties of fields from a tuple or other user-defined type](../csharp/language-reference/operators/deconstruction.md)
-- [Discard - A `_` acts as a placeholder for a variable](../csharp/language-reference/tokens/discard.md)
+- [C# `if` statements and loops - conditional logic tutorial](../csharp/tour-of-csharp/tutorials/branches-and-loops.md)
+- [How to use integer and floating point numbers in C\#](../csharp/tour-of-csharp/tutorials/numbers-in-csharp.md)
+- [Introduction to C# - interactive tutorial](../csharp/tour-of-csharp/tutorials/hello-world.md)
+- [Learn to manage data collections using List\<T> in C\#](../csharp/tour-of-csharp/tutorials/list-collection.md)
+- [Asynchronous programming scenarios](../csharp/asynchronous-programming/async-scenarios.md) - Freshness Edit: dotnet content
+- [Attributes](../csharp/advanced-topics/reflection-and-attributes/index.md) - Freshness Edit: dotnet content
 
-## F# language
+## Azure SDK for .NET
 
 ### Updated articles
 
-- [Attributes (F#)](../fsharp/language-reference/attributes.md) - F# 9 doc updates
+- [Authenticate .NET apps to Azure services during local development using service principals](../azure/sdk/authentication/local-development-service-principal.md) - Update guidance and remove tables
 
 ## .NET Framework
 
-### New articles
+### Updated articles
 
-- [Install .NET Framework on Windows Server 2025](../framework/install/on-windows-and-server.md#install-net-framework-on-windows-server)
-- [November 2024 cumulative update preview](../framework/release-notes/2024/11-21-november-preview-cumulative-update.md)
+- [SqlMetal.exe (Code Generation Tool)](../framework/tools/sqlmetal-exe-code-generation-tool.md) - Fix build suggestions
 
 ## Community contributors
 
 The following people contributed to the .NET docs during this period. Thank you! Learn how to contribute by following the links under "Get involved" in the [what's new landing page](index.yml).
 
-- [BartoszKlonowski](https://github.com/BartoszKlonowski) - Bartosz Klonowski ![2 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-2-green)
-- [DaRosenberg](https://github.com/DaRosenberg) - Daniel Rosenberg ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [DonCorleone](https://github.com/DonCorleone) - Linus Wieland ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [inwenis](https://github.com/inwenis) - fku-incom ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [jkone27](https://github.com/jkone27) - gparmigiani ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [Nothing-Works](https://github.com/Nothing-Works) - Andy ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [oksanatk](https://github.com/oksanatk) - Oksana Tkach ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [bigboybamo](https://github.com/bigboybamo) - Olabamiji Oyetubo ![3 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-3-green)
+- [sigmade](https://github.com/sigmade) - Yegor Sychev ![2 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-2-green)
+- [am11](https://github.com/am11) - Adeel Mujahid ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [Dixin](https://github.com/Dixin) - Dixin ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [EngincanV](https://github.com/EngincanV) - Engincan VESKE ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [erop](https://github.com/erop) - Egor Ushakov ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [eveshogweyore](https://github.com/eveshogweyore) - Eveshogweyore Alle ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [Fantoom](https://github.com/Fantoom) -  ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [hakenr](https://github.com/hakenr) - Robert Haken ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [jiabiao](https://github.com/jiabiao) -  ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [kaiquekandykoga](https://github.com/kaiquekandykoga) - Kaíque Kandy Koga ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [kevincathcart-cas](https://github.com/kevincathcart-cas) -  ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [Kore-rep](https://github.com/Kore-rep) - Angus Longmore ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [mahabubulhasan](https://github.com/mahabubulhasan) - Mahabubul Hasan ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [nprorekhin](https://github.com/nprorekhin) - Nikita Prorekhin ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [perlun](https://github.com/perlun) - Per Lundberg ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
 - [Rageking8](https://github.com/Rageking8) -  ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [RaphaelSantiago53](https://github.com/RaphaelSantiago53) - Raphael ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [stamminator](https://github.com/stamminator) - Jacob Stamm ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [timdeschryver](https://github.com/timdeschryver) - Tim Deschryver ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
-- [tmds](https://github.com/tmds) - Tom Deseyn ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [rakshambigai20](https://github.com/rakshambigai20) - Rakshambigai Balaraman ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [rextor92](https://github.com/rextor92) - Daniel Tsvetkov ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [sanamhub](https://github.com/sanamhub) - Sanam ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [scrooge1987](https://github.com/scrooge1987) - Yurii Rovinskyi ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [StephenCleary](https://github.com/StephenCleary) - Stephen Cleary ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [thomhurst](https://github.com/thomhurst) - Tom Longhurst ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)
+- [YohDeadfall](https://github.com/YohDeadfall) - Yoh Deadfall ![1 pull requests.](https://img.shields.io/badge/Merged%20Pull%20Requests-1-green)

docs/whats-new/index.yml

@@ -5,7 +5,7 @@ summary: Welcome to what's new in .NET and .NET docs. Use this page to navigate
 metadata:
   title: .NET what's new?
   description: Learn about new .NET features and new and updated content in .NET docs.
-  ms.date: 03/01/2025
+  ms.date: 04/01/2025
   ms.topic: landing-page
 landingContent:
 - title: .NET 10 release updates
@@ -40,12 +40,12 @@ landingContent:
   linkLists:
   - linkListType: whats-new
     links:
+    - text: March 2025
+      url: dotnet-docs-mod0.md
     - text: February 2025
       url: dotnet-docs-mod2.md
     - text: January 2025
       url: dotnet-docs-mod1.md
-    - text: December 2024
-      url: dotnet-docs-mod0.md
 - title: Language updates
   linkLists:
   - linkListType: whats-new

docs/whats-new/toc.yml

@@ -6,12 +6,12 @@ items:
   - name: Latest documentation updates
     expanded: true
     items:
+    - name: March 2025
+      href: dotnet-docs-mod0.md
     - name: February 2025
       href: dotnet-docs-mod2.md
     - name: January 2025
       href: dotnet-docs-mod1.md
-    - name: December 2024
-      href: dotnet-docs-mod0.md
   - name: Product updates
     items:
     - name: .NET 10