Learn concepts and best practices of Monitoring and Observability

Monitoring and Observability are key concepts when dealing with application quality and performance. Learn the fundamentals of modern monitoring and observability to help yourself and your team build better applications.

Getting Started

Playwright Playwright

Learn how to install Playwright and get started with your first script.

Open Telemetry Open Telemetry

Learn how to instrument your application with OTel and get deep insights into your full stack.

Kubernetes Kubernetes

Learn basics, tools and tips for monitoring your Kubernetes clusters.

Monitoring Monitoring

Learn the fundamentals of monitoring production services.

Playwright Authentication

Learn how to handle authentication in Playwright and reuse credentials across tests.

Request Interception

Learn how to control HTTP requests and responses.

Basic Selectors

Working with selectors is key for writing high quality scripts.