A complete guide to Spring Boot profiles and environment-based configuration, explaining @Profile, profile-specific properties, activation methods, and best practices for real-world applications.

A complete guide to logging in Spring Boot, covering default logging setup, Logback configuration, log levels, profiles, and best practices for production systems.

A practical guide to Spring Boot DevTools, explaining hot reloading, automatic restarts, LiveReload, configuration tips, limitations, and best practices to boost developer productivity.

A comprehensive guide to Spring Boot Actuator, explaining health checks, metrics, endpoints, security, and how Actuator provides production-ready insights for Spring Boot applications.