Application Properties & Configuration
How Spring Boot externalizes configuration using application.properties/yml, profiles, @Value, and @ConfigurationProperties for structured, type-safe config binding.
How Spring Boot externalizes configuration using application.properties/yml, profiles, @Value, and @ConfigurationProperties for structured, type-safe config binding.
Why connection pooling is essential, how HikariCP works, and how to configure it correctly in Spring Boot applications.
How Spring Security prevents Cross-Site Request Forgery attacks with CSRF tokens, when to disable CSRF for REST APIs, and how to configure CORS for Single-Page Applications talking to Spring Boot backends.