Editor's note
This issue is the usual mixed bag: some fundamentals, some tooling, and a few performance and security pieces. I’d pay extra attention to the Visual Studio planning feature in Agent Mode and the ASP.NET Core lifetimes article, because both have very practical day-to-day impact.
ASP.NET Core lifetimes, indexing, and AI planning
Today's Articles
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Jasen's take on today's picks
.NET Core Advanced MCQs — Dependency Injection (DI)
A quick check of DI, middleware, and performance basics — useful if you’re interviewing or just want to sanity-check your mental model.
Understanding Inheritance in C# WebForms
Visual Studio’s planning feature is the kind of AI tooling that can save time without getting in the way.
Visual Studio Adds Powerful Planning Feature In Agent Mode
The SQL Server indexing piece is a good reminder that query speed usually starts with schema decisions, not code tricks.
How to Encrypt PAN in JavaScript and Decrypt in C#
Dapper, Serilog, and ASP.NET Core lifetimes make this a practical issue for folks shipping real services.











