Gérald Barré
@meziantou.net
Microsoft MVP, Software engineer, blogger https://www.meziantou.net/
Enable SHA Pinning for GitHub Actions Across Personal Repositories #github #powershell #security https://www.meziantou.net/enable-sha-pinning-for-github-actions-across-personal-repositories.htm?utm_medium=social&utm_source=bluesky
Enable SHA Pinning for GitHub Actions Across Personal Repositories - Gérald Barré
Use the GitHub CLI to enable SHA pinning for GitHub Actions across all of your personal repositories.
meziantou.net
New issue of .NET R&D Digest is here! Thx to @lemire.bsky.social, @maartenballiauw.be, @chrisnas.bsky.social, @meziantou.net, @andrewlock.bsky.social & other authors for their g8 content! olegkarasik.wordpress.com/2026/07/02/n... #dotnet
.NET R&D Digest (June, 2026)
This issue includes bits of AI, software development, C++, C#, diagnostics, architecture and of course .NET and .NET Internals.
olegkarasik.wordpress.com
Blazor - How to set a base component for all Razor components #aspnetcore #blazor #dotnet #performance https://www.meziantou.net/blazor-how-to-set-a-base-component-for-all-razor-components-using-viewstart-razo.htm?utm_medium=social&utm_source=bluesky
Blazor - How to set a base component for all Razor components - Gérald Barré
Learn how to use _Imports.razor to set a default base component for all Razor components in a Blazor application without repeating @inherits in every file.
meziantou.net
Disable HTTP caching by default in ASP.NET Core APIs #aspnetcore #dotnet https://www.meziantou.net/disable-http-caching-by-default-in-asp-net-core-apis.htm?utm_medium=social&utm_source=bluesky
Disable HTTP caching by default in ASP.NET Core APIs - Gérald Barré
Learn why API responses should not be cached by default and how to implement middleware to prevent caching in ASP.NET Core applications.
meziantou.net
Evaluating CRON and RRule expressions in .NET #NuGet #dotnet https://www.meziantou.net/evaluating-cron-and-rrule-expressions-in-dotnet.htm?utm_medium=social&utm_source=bluesky
Evaluating CRON and RRule expressions in .NET - Gérald Barré
Learn how to parse and evaluate CRON expressions and iCalendar recurrence rules in .NET with Meziantou.Framework.Scheduling.
meziantou.net
Suppressing Roslyn Analyzer Warnings Programmatically using DiagnosticSuppressor #dotnet #roslyn https://www.meziantou.net/suppressing-roslyn-analyzer-warnings-programmatically-using-diagnosticsuppressor.htm?utm_medium=social&utm_source=bluesky
Suppressing Roslyn Analyzer Warnings Programmatically using DiagnosticSuppressor - Gérald Barré
Learn how to programmatically suppress Roslyn analyzer warnings using the DiagnosticSuppressor API.
meziantou.net
New issue of .NET R&D Digest is here! Thx to @simonwillison.net, @birgitta410.bsky.social, @kief.com, @lemire.bsky.social, @kevingosse.net, @andrewlock.bsky.social, @meziantou.net, @stevesanderson.bsky.social & other authors for their g8 content! #dotnet olegkarasik.wordpress.com/2026/04/03/n...
.NET R&D Digest (March, 2026)
This issue includes bits (or I would rather say bytes) of AI, bits of software development, operating systems, web, diagnostics, performance, C++, C#, and of course .NET and .NET Internals.
olegkarasik.wordpress.com
URL Pattern Matching in .NET #NuGet #dotnet https://www.meziantou.net/url-pattern-matching-in-dotnet.htm?utm_medium=social&utm_source=bluesky
URL Pattern Matching in .NET - Gérald Barré
A .NET implementation of the WHATWG URL Pattern API for flexible URL matching and routing with wildcards and parameter extraction.
meziantou.net
Speed Up .NET CI with Test Sharding #NuGet #dotnet #github https://www.meziantou.net/split-dotnet-test-projects-into-shards-with-meziantou-shardedtest.htm?utm_medium=social&utm_source=bluesky
Speed Up .NET CI with Test Sharding - Gérald Barré
Learn how to split .NET tests into deterministic CI shards to run in parallel and reduce pipeline feedback time.
meziantou.net
Implementing RFC-compliant HTTP caching for HttpClient in .NET #NuGet #dotnet #performance https://www.meziantou.net/implementing-rfc-compliant-http-caching-for-httpclient-in-dotnet.htm?utm_medium=social&utm_source=bluesky
Implementing RFC-compliant HTTP caching for HttpClient in .NET - Gérald Barré
Learn how to implement HTTP caching in .NET using Meziantou.Framework.Http.Caching to reduce latency and network traffic with RFC 7234 and 8246 compliance.
meziantou.net
Visualize GitHub Actions runs with Meziantou.GitHubActionsTracing #github https://www.meziantou.net/visualize-github-actions-runs-with-meziantou-githubactionstracing.htm?utm_medium=social&utm_source=bluesky
Visualize GitHub Actions runs with Meziantou.GitHubActionsTracing - Gérald Barré
Turn GitHub Actions runs into HTML, Chromium, Speedscope, and OpenTelemetry traces to quickly find bottlenecks, slow steps, and flaky tests.
meziantou.net
Creating case-sensitive folders on Windows using C# #dotnet #windows https://www.meziantou.net/creating-case-sensitive-folders-on-windows-using-csharp.htm?utm_medium=social&utm_source=bluesky
Creating case-sensitive folders on Windows using C# - Gérald Barré
Learn how to enable per-directory case sensitivity on Windows using C# and P/Invoke. Create files with the same name but different case in the same folder.
meziantou.net
Validating PowerShell script syntax in GitHub Actions workflows #github #powershell https://www.meziantou.net/validating-powershell-script-syntax-in-github-actions-workflows.htm?utm_medium=social&utm_source=bluesky
Validating PowerShell script syntax in GitHub Actions workflows - Gérald Barré
Learn how to validate the syntax of PowerShell scripts embedded in GitHub Actions workflows using a custom PowerShell function.
meziantou.net
Getting more information in MSBuild binlogs with property tracking #dotnet #msbuild https://www.meziantou.net/getting-more-information-in-msbuild-binlogs-with-property-tracking.htm?utm_medium=social&utm_source=bluesky
Getting more information in MSBuild binlogs with property tracking - Gérald Barré
Learn how to enable MSBuild property tracking to get detailed information about property changes in your build logs.
meziantou.net
Retrieve method source file location at runtime using Portable PDBs in .NET #dotnet #msbuild https://www.meziantou.net/retrieve-method-source-file-location-at-runtime-using-portable-pdbs-in-dotnet.htm?utm_medium=social&utm_source=bluesky
Retrieve method source file location at runtime using Portable PDBs in .NET - Gérald Barré
Learn how to retrieve the source file path and line number for any method at runtime using Portable PDBs in .NET.
meziantou.net
Reduce GitHub Actions runner CPU usage https://www.meziantou.net/reduce-github-actions-runner-cpu-usage.htm?utm_medium=social&utm_source=bluesky
Reduce GitHub Actions runner CPU usage - Gérald Barré
In this post, I'll show you how to reduce the CPU usage of your self-hosted GitHub Actions runners by replacing the default busy-waiting sleep implementation with a more efficient one.
meziantou.net
Understanding and Managing Mark of the Web in .NET #dotnet #security #windows https://www.meziantou.net/understanding-and-managing-mark-of-the-web-in-dotnet.htm?utm_medium=social&utm_source=bluesky
Understanding and Managing Mark of the Web in .NET - Gérald Barré
In this post, I describe how to read, set, and remove the Mark of the Web security feature in Windows using .NET.
meziantou.net
Creating a custom MSBuild SDK to reduce boilerplate in .NET projects #dotnet https://www.meziantou.net/creating-a-custom-msbuild-sdk-to-reduce-boilerplate-in-dotnet-projects.htm?utm_medium=social&utm_source=bluesky
Creating a custom MSBuild SDK to reduce boilerplate in .NET projects - Gérald Barré
Learn how to create custom MSBuild SDKs to enforce coding standards, add packages dynamically, and configure .NET projects consistently.
meziantou.net
C# 14 Extension Members: Enhancing Polyfill Libraries #dotnet https://www.meziantou.net/csharp-14-extension-members-enhancing-polyfill-libraries.htm?utm_medium=social&utm_source=bluesky
C# 14 Extension Members: Enhancing Polyfill Libraries - Gérald Barré
Discover how C# 14 extension members extend beyond instance methods to include properties and static methods, enabling more comprehensive polyfill libraries.
meziantou.net
Thread-Safe Initialization with LazyInitializer #dotnet https://www.meziantou.net/thread-safe-initialization-with-lazyinitializer.htm?utm_medium=social&utm_source=bluesky
Thread-Safe Initialization with LazyInitializer - Gérald Barré
Learn how to use LazyInitializer.EnsureInitialized for thread-safe initialization in .NET as an alternative to Lazy<T> class.
meziantou.net
Understanding When Type.FullName Returns Null in .NET #dotnet https://www.meziantou.net/understanding-when-type-fullname-returns-null-in-dotnet.htm?utm_medium=social&utm_source=bluesky
Understanding When Type.FullName Returns Null in .NET - Gérald Barré
Learn about the specific scenarios in .NET where Type.FullName returns null, including generic types with open parameters and function pointers.
meziantou.net
How to Find an Available Network Port for a server in .NET #dotnet https://www.meziantou.net/how-to-find-an-available-network-port-in-dotnet.htm?utm_medium=social&utm_source=bluesky
How to Find an Available Network Port for a server in .NET - Gérald Barré
Learn how to find an available network port in .NET using the Socket class. This is useful for server applications, testing, and development tools that need to bind to ports without conflicts.
meziantou.net
Using Git insteadOf to Automatically Replace HTTPS URLs with SSH #git https://www.meziantou.net/using-git-insteadof-to-automatically-replace-https-urls-with-ssh.htm?utm_medium=social&utm_source=bluesky
Using Git insteadOf to Automatically Replace HTTPS URLs with SSH - Gérald Barré
In this post, I describe how to use Git's insteadOf configuration to automatically rewrite HTTPS URLs to SSH URLs for seamless authentication.
meziantou.net
Batch migrate .sln files to .slnx format across repositories #dotnet https://www.meziantou.net/batch-migrate-sln-files-to-slnx-format-across-repositories.htm?utm_medium=social&utm_source=bluesky
Batch migrate .sln files to .slnx format across repositories - Gérald Barré
Learn how to batch migrate .sln solution files to the new .slnx format across multiple repositories using automated tools.
meziantou.net
Using Multiple Loopback Addresses for Socket Binding #dotnet https://www.meziantou.net/using-multiple-loopback-addresses-for-socket-binding.htm?utm_medium=social&utm_source=bluesky
Using Multiple Loopback Addresses for Socket Binding - Gérald Barré
Learn how to use multiple loopback addresses beyond 127.0.0.1 for socket binding, allowing multiple services to run on the same port by using different addresses in the 127.0.0.0/8 range for testing and development.
meziantou.net
Git Worktree: Managing Multiple Working Directories #git https://www.meziantou.net/git-worktree-managing-multiple-working-directories.htm?utm_medium=social&utm_source=bluesky
Git Worktree: Managing Multiple Working Directories - Gérald Barré
Learn how to use Git worktree to manage multiple working directories from a single repository, enabling parallel development workflows.
meziantou.net
Accessing Windows Known Folders in C# with SHGetKnownFolderPath #dotnet https://www.meziantou.net/accessing-windows-known-folders-in-csharp-with-shgetknownfolderpath.htm?utm_medium=social&utm_source=bluesky
Accessing Windows Known Folders in C# with SHGetKnownFolderPath - Gérald Barré
Learn how to access Windows Known Folders like Downloads and Desktop using SHGetKnownFolderPath API in C# when Environment.GetFolderPath is insufficient.
meziantou.net
How to Find Public Symbols That Can Be Internal Using Roslyn #dotnet #roslyn https://www.meziantou.net/how-to-find-public-symbols-that-can-be-internal-using-roslyn.htm?utm_medium=social&utm_source=bluesky
How to Find Public Symbols That Can Be Internal Using Roslyn - Gérald Barré
Learn how to use Roslyn to analyze your .NET solution and identify public symbols that are only used internally and can be safely changed to internal.
meziantou.net
How to Exclude Your Windows App from Screen Capture and Recall #dotnet #windows https://www.meziantou.net/how-to-exclude-your-windows-app-from-screen-capture-and-recall.htm?utm_medium=social&utm_source=bluesky
How to Exclude Your Windows App from Screen Capture and Recall - Gérald Barré
Learn how to prevent your Windows app from being captured by screen recording and screenshot tools using SetWindowDisplayAffinity.
meziantou.net
Automatically Rerun Failed GitHub Actions Workflows #github https://www.meziantou.net/automatically-rerun-failed-github-actions-workflows.htm?utm_medium=social&utm_source=bluesky
Automatically Rerun Failed GitHub Actions Workflows - Gérald Barré
This post explains how to automatically rerun failed GitHub Actions workflows using the workflow_run event and specific conditions.
meziantou.net