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How the Open/Closed Principle actually plays out when you own a NuGet package, why extension methods are .NET's cheapest OCP tool, and what C# 14 extension members in .NET 10 change for library authors.
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Why architecture tests matter more now that agents write code: enforce Clean Architecture layers and module isolation with NetArchTest, xUnit and .NET 10, and turn the rule into a gate an agent must pass.
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Build .NET integration tests that provision PostgreSQL with Testcontainers, configure WebApplicationFactory, apply EF Core migrations, and run unchanged on a workstation or GitHub Actions.
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A practical introduction to NATS for .NET developers: subjects, wildcards, queue groups, how it compares to RabbitMQ and Kafka, and how to validate every incoming message with MessageValidation.NatsNet in one line.
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Native AOT can reduce startup time and memory usage for focused .NET services, but only when the application and its dependencies are compatible with ahead-of-time compilation.
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Socket exhaustion and stale DNS are the two classic HttpClient bugs. Learn the right lifetime strategy — long-lived clients with PooledConnectionLifetime, or IHttpClientFactory — and how to combine both.
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When sequential retries are too slow, hedging races requests in parallel to cut tail latency. Learn the Standard Hedging Handler and how to build your own resilience pipeline with AddResilienceHandler.
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Stop hand-rolling retry loops. Learn how the Standard Resilience Handler in Microsoft.Extensions.Http.Resilience gives your HttpClient production-grade retries, timeouts, and circuit breakers with one line of code.
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An honest take on the Repository pattern in .NET 10. When to use it with EF Core, with Dapper, and what Microsoft Learn actually recommends — with practical C# examples.
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Learn why async matters in .NET, how async/await and Task work, and when to use Task.WhenAll, Task.Run, cancellation, and non-blocking patterns in C# applications.
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