The 5 Most Common REST API Design Mistakes (and How to Avoid Them)
Five REST API design mistakes I see all the time, with practical fixes. Use consistent resource naming, evolve contracts instead of bumping versions, ...
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Page 7 of 22. Practical .NET and software architecture lessons.
Newsletter issues on page 7
How to Keep Your Data Boundaries Intact in a Modular Monolith
Want real boundaries in your modular monolith? This article shows how to enforce them at the database level using Postgres schemas, roles, and EF Core...
Named Query Filters in EF 10 (multiple query filters per entity)
EF 10 introduces named query filters, letting you attach multiple filters to a single entity and disable specific ones without turning off all query f...
PDF Reporting in .NET With HTML Templates and PuppeteerSharp (and it's free)
Generate PDF reports in .NET using HTML templates and a headless browser. We'll explore Handlebars.NET and PuppeteerSharp, compare alternatives, and a...
Global Error Handling in ASP.NET Core: From Middleware to Modern Handlers
Learn How to handle errors globally in ASP.NET Core using middleware, IProblemDetailsService, and the new IExceptionHandler in .NET 8. This week's iss...
Using .NET Aspire With the Docker Publisher
A practical walkthrough of using .NET Aspire's Docker publisher to generate Docker Compose files from C# code. Learn how to set up an API with Postgre...
Testcontainers Best Practices for .NET Integration Testing
Integration tests shouldn't rely on external infrastructure, but they also shouldn't mock everything away. Here's how to use Testcontainers in .NET fo...
Monitoring .NET Applications with OpenTelemetry and Grafana
Instrumenting your .NET apps with OpenTelemetry is easy. But what about actually seeing those metrics and traces in action? Here's how to stream obser...
Run C# Scripts With dotnet run app.cs (No Project Files Needed)
With .NET 10, you can now run C# files directly. No project files, no Main method, just code. In this issue, I'll show you how to use the new `dotnet ...
Debunking the "Filter Early, JOIN Later" SQL Performance Myth
That viral SQL performance tip about filtering before joining? It is complete nonsense. Here is why query optimizers make it irrelevant.
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