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.

Learn how to use the SQL Server useBulkCopyForBatchInsert JDBC property to transform a batch of PreparedStatements into a multi-value INSERT.

Testcontainers, VisualVM profiling, project Leyden, virtual threads, magnificent S3, and GenAI!

Discover the power of partitions in Kafka topics and learn how to consume messages from partitioned topics using Spring Boot.

Pulsar is a high-throughput pub/sub system which aims to overcome Kafka's limitations. We look at how to use it with Spring.

In this post, I show how to configure a custom protocol mapper with Keycloak and use to generate access token and id token.

Learn what are the best way to use JPA bidirectional sync methods for one-to-many, one-to-one and many-to-many associations.