A quick and practical guide to getting all cached keys in the Caffeine Cache when used with Spring's Cache.

AWS Secrets Manager is a good place to store credentials for databases or other services. We look at how to provide our Spring Boot application with secrets from Secrets Manager at runtime.

If you use Spring Security in your applications, in this post, I list down the best practices that you can follow to secure your application.

Another preview of Foreign Functions, Jakarta REST, Scala 3 annotations, Postgres power features, and Scalable Slack!

A quick and practical guide to cancelling Flux in Spring Webflux.

Learn how to execute tests based on the active Spring profile using JUnit 5.

Learn how Spring handles transaction and database connection management using the TransactionInterceptor, as well as JPA and Hibernate.

Understand the differences between the th:text and th:value Thymeleaf attributes.

This article will teach you how to configure concurrency for Kafka consumers with Spring Boot and Spring for Kafka

Java 20, adaptive GC for Quarkus, JFR event streaming, Java threading primitives, maintainable software, and HTTP stats codes!

Learn how to use the API of OpenAI ChatGPT in Spring Boot applications.

A quick and practical guide to Spring Modulith.

Learn learn how to use FlexyPool with Spring Boot and H2 using the HikariCP connection pool.

A quick and practical guide to using custom protocol mappers with Keycloak.

Learn how to use virtual threads in a Spring 6-based application.

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

In this article, you will learn how to automatically install and configure operators on Kubernetes with ArgoCD

Pattern matching and records patterns for Java 21, generational ZGC, Spring transactions, JSON views, low latency queues, and naming!

Learn what is the default entity sequence that is being used by both Hibernate 5 and Hibernate 6 and how to do the migration.

Learn how to avoid exposing passwords by encoding them with the help of Spring Boot CLI.

This tutorial explains the exception org.h2.jdbc.JdbcSQLSyntaxErrorException: Syntax error in SQL statement expected "identifier". It provides a practical example to reproduce the exception and showcases how to fix it by double-quoting the keyword or using…