Learn Spring WebFlux Security to protect your reactive web applications/api endpoints with specific user roles.

Learn how to customize the HibernateTypesContributor from Hypersistence Utils so that we can disable all or filter out certain Types.

Generational ZGC, reactive database access, health check, Kotlin 1.9, and billions of messages over TCP/IP!

Intermediate stream, intelligent Spring with OpenAI, pattern matching, p99 of GC, and moving out of the Cloud.

Learn how to use AzureAD with Spring Security to authenticate users, including the required configuration steps for a demo application.

Spring Cloud OpenFeign makes it easy to write a client to REST APIs. We can use this for PATCH requests. We look at how this works and how to set it up to avoid common pitfalls.

A quick and practical guide to accessing session attributes in Thymeleaf.

Learn how to document event-driven Spring Boot services using Springwolf.

Learn how to solve the 403 error in a Spring Boot POST request.

In this article, you will learn how to install, configure and use Loki to collect logs from apps running on Kubernetes with Promtail.

Introduction In this article, we are going to see how we can implement a soft delete mechanism when the JPA entity features a version property. If you are not using a version property for optimistic locking, then you can implement the soft delete strategy…

How to use Keycloak as an identity broker. In this post, I show a demo of Keycloak as an identity broker along with a service provider.

Learn how to do JDBC profiling using the VisualVM tool and find slow-running SQL queries or N+1 query issues.

Azure Spring, Spring Rest Client, Micronaut 4, Reactive database connectivity, virtual threads, and Gen-AI.

In this article, you will learn how to implement and test reactive Spring Boot apps using Spring WebFlux, R2DBC, and Postgres database.

The High-Performance Java Persistence Newsletter features articles, videos, and answers to common StackOverflow questions.

In this article, you will learn how to leverage Skupper for load balancing between app instances running on several Kubernetes clusters

Soft delete in JPA, Kotlin 1.9, platform teams, sliced onion architecture, and stream processing!

Learn how to leverage the NOTIFY/LISTEN mechanism available on PostgreSQL to implement asynchronous message delivery in Spring Integration applications.

Learn about the new Docker Compose support in Spring Boot 3.1.0.