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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Kafka Streams: Real-Time Data Processing
Apache Kafka is more than a message broker; with Kafka Streams, it’s a stream processing engine. You can join, filter, and aggregate data in real-time without an external database. This guide explores the DSL (KStream vs KTable) and stateful operations. KStream vs KTable Understanding this duality is core to Kafka Streams. KStream: An endless record […]
Read more →Global Azure Virtual 2020: Cloud Skills Online
This year’s Global Azure Bootcamp went virtual due to COVID-19. It was different, but the spirit of community learning remained strong. A New Format Instead of gathering in Letterkenny, we joined thousands online. The LK MUG contributed sessions to the global stream while hosting our own virtual track. My Session: Azure DevOps Pipelines I presented […]
Read more →Azure DevOps Remote Work Best Practices
Remote work changes how we use Azure DevOps. Here are best practices for distributed teams. Async Collaboration Work item discussions: Keep context in tickets, not chat PR comments: Thorough reviews since you can’t tap shoulders Wiki updates: Document decisions for async consumption Visibility Improvements Create dashboards for team visibility Use status badges in README files […]
Read more →LK DevConf 2020: Building for the Cloud-Native Era
Last weekend I presented at LK DevConf 2020 in Letterkenny. The theme this year was cloud-native development, and the energy was incredible. My Session: Kubernetes for .NET Developers I showed how to take a .NET Core application from local development to production on Kubernetes: Dockerfile best practices for .NET Kubernetes manifests and Helm charts Health […]
Read more →GitHub Actions for .NET: Complete CI/CD Guide
GitHub Actions has rapidly matured since its 2019 launch. For .NET developers, it offers a distinct advantage over Azure DevOps: the workflow lives right next to the code, and the marketplace for actions is exploding. This guide shows how to build a robust CI/CD pipeline for a .NET Core 3.1 Web API, including unit testing, […]
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