Free resources for .NET developers: a production troubleshooting guide, Azure and soft skills interview prep, flashcards and an architecture decision toolkit.
Something is wrong in production. Pick your app type and the kind of problem to get the likely causes, how to confirm each one, what to do right now and how to fix it properly.
Thirty common Azure interview questions for .NET developers, taught the way a senior engineer would teach a new hire, from fundamentals to architecture.
The ten behavioral questions developers are asked most, from owning a mistake to mentoring and pushing back on stakeholders.
Short questions with short answers for quick daily practice. Cards you miss come back sooner, so study time goes where it's needed.
A practical toolkit for choosing the right architecture and explaining that choice with confidence, whether in a design review or a technical interview.
.dev notes: practical .NET, C# and Azure guidance, a new post every week. All posts →
Your API is timing out in Kubernetes, someone says CPU and memory look fine, and all you have is the application's logs. That's often enough to find the cause, if you know what to look for.
.NET · Performance · Troubleshooting Read post →Including two collections in one EF Core query can multiply the rows SQL Server sends back. Split queries fix it, with one trade-off you should know about.
.NET · EF Core · Performance Read post →Why new HttpClient() in a using block causes trouble under load, and the two correct ways to call HTTP APIs in modern .NET.