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Cheat sheets
Testing and Production Engineering cheat sheets
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- ArticleFull Access
Performance Diagnostics and Optimization for .NET 8 Web APIs
What to measure in a .NET 8 Web API and the tools to measure it: dotnet-counters, dotnet-trace, Application Insights and third-party profilers.
Testing and Production Engineering
- ArticleFull Access
Optimizing .NET API Performance and Scalability
The main factors behind .NET REST API performance: memory and garbage collection, database concurrency and query efficiency, and scalability.
Testing and Production Engineering
- ArticleFull Access
.NET Performance & Diagnostics Field Guide
The full .NET performance lifecycle and which tool to use where: BenchmarkDotNet, dotnet-counters, dotnet-trace, dotnet-dump, gcdump and PerfView.
Testing and Production Engineering
- ArticleFull Access
Adding an xUnit Test Project to a .NET 8 E-Commerce App
Create a test project, run tests with code coverage locally, then add tests and coverage to an Azure DevOps pipeline.
Testing and Production Engineering
- PDFFree
C# Logging, Metrics and Traces Companion
A complete C# diagnostics example connecting structured logs, bounded metrics and traces, with verified output, privacy-aware reasoning and solved investigation checks.
13 pages · 91 KB · Testing and Production Engineering
- PDFFree
C# Behavior Testing and Message Contracts Companion
Derive discount boundary cases, test public behavior, and inspect real JSON contracts with complete C# programs and a linked semantic harness. Includes worked exercises and clear limits on what local passing tests establish.
12 pages · 86 KB · Testing and Production Engineering
- ArticleFree
Production Incident Triage for ASP.NET Core APIs: a Practical On-Call Guide
A practical, evidence-driven guide to triaging production incidents in ASP.NET Core APIs: classify symptoms, correlate logs/metrics/traces, mitigate safely, communicate well, and close the loop after recovery.
Testing and Production Engineering
- PDFFree
Production-Grade .NET Backend Interview Playbook
A professionally designed seven-page field guide covering DI lifetimes, async cancellation, EF Core diagnosis, idempotency, retries, transaction boundaries, and 16 senior interview scenarios with answers.
7 pages · 35 KB · Testing and Production Engineering
- PDFFull Access
ASP.NET Core Integration Testing Workbook
Seven-page workbook with HTTP contract scenarios, database isolation guidance, tenant-denial tests and a release-readiness rubric.
7 pages · 96 KB · Testing and Production Engineering