All of my long-form thoughts on programming, content creation, and more, collected in chronological order.
Learn how to implement multi-factor authentication (MFA) in Spring Boot 4 using Spring Security 7's new @EnableMultiFactorAuthentication annotation. Step-by-step tutorial with one-time token login and custom PIN codes.
Upgraded to Spring Boot 4 and features stopped working? Learn how the new modular auto-configuration architecture affects your migration and how to fix common issues like the H2 console not appearing.
A comparison of MockMvcTester and RestTestClient for testing Spring Boot web applications, exploring when to use each approach and their key differences.
Master the Spring JMS Client with this complete Spring Boot 4 JmsClient tutorial. Learn when to choose JMS over Kafka, configure message conversion, and send messages using Spring's fluent API.
Learn how Spring Data AOT Repositories move query processing from runtime to compile time, reducing startup times and memory usage, plus how to validate repository methods at build time.