Editor's note
I kept this issue intentionally mixed, because that’s how the best daily lineups work. The LINQ performance piece and the .NET 8 GC articles stand out for readers who want practical tuning, while the ASP.NET Core versioning and Azure Functions posts are useful day-to-day application work.
LINQ performance tricks and GC changes
Jasen Fici
September 17, 2025
Alright, all you .NET aficionados, it's the middle of the week, and some might say life is like a box of C# code—sometimes elegant, occasionally messy, but always a learning experience. As you navigate your mid-week adventures, we've assembled a collection of insights that'll make even the quirkiest bug feel like a walk in the park. So grab your favorite debugging snack, and let's unravel some code mysteries that are poised to tickle your Wednesday brain cells.
Today's Articles
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Jasen's take on today's picks
How Do You Optimize Performance with LINQ Tricks?
Good reminders that LINQ elegance can still cost you if you’re careless with allocations and enumeration.
Part 6 — GC in .NET 8 and Beyond: What’s New and What’s Next
Part 6 and Part 8 make a nice pair if you care about what the GC is doing in real apps and AI-heavy workloads.
Implementing API Versioning in ASP.NET Core
API versioning is one of those topics you ignore until you absolutely can’t; this is a practical walkthrough.
AspGoat: The First Intentionally Vulnerable modern ASP.NET Core App for OWASP Top 10
AspGoat is the kind of security training app teams can actually use to practice against modern ASP.NET Core.
How To Implement HttpClient in C# (4 Ways)
The SQL Server article goes beyond schema talk and gets into indexing, backup, and operational realism.
Choosing the Right Dependency Injection Pattern in C#: Unit of Work vs. Repository
The AI workflow piece is interesting because it ties orchestration, telemetry, and caching together instead of treating them separately.