Microservices Observability with OpenTelemetry

OpenTelemetry (OTel) is the merger of OpenTracing and OpenCensus. In 2020, it is becoming the CNCF standard for collecting metrics and traces. This guide shows how to instrument a .NET Core app to send traces to Jaeger. Setup Manual Instrumentation Key Takeaways Vendor-neutral instrumentation prevents lock-in. “Activity” in .NET 5+ is the native implementation of […]

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Kubernetes Operators in .NET: Getting Started

Operators extend Kubernetes with custom domain logic. While usually written in Go, the .NET ecosystem has matured with the `KubeOps` SDK. We can now write C# operators to manage custom resources like `DatabaseCluster` or `TenantNamespace`. The Operator Pattern Defining a CRD in C# The Reconciler Key Takeaways Operators encode operational knowledge into software. The Reconcile […]

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Terraform with Azure: Complete Module Development

Modules are the building blocks of reusable Terraform infrastructure. A good module encapsulates complexity and enforces company standards (naming conventions, tagging, security). This guide builds an Azure VNET module with subnets and security groups. Directory Structure Using `for_each` for Subnets Key Takeaways Keep modules focused and single-responsibility. Always define `terraform` block with version constraints. Pin […]

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React Context Best Practices and Patterns

React Context provides a way to pass data through the component tree without prop drilling. Combined with the useReducer hook, it offers a lightweight alternative to Redux for global state management. However, misuse can lead to performance issues. The Split Context Pattern To avoid unnecessary re-renders, split State and Dispatch into separate contexts. Why Split? […]

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