Quick guide with an introduction to ClassPathXmlApplicationContext, which covers API, the lifecycle, and internationalization with examples.

Lists are common data structures in Java. Elements in a List have a specific order and can include duplicate elements. List have different implementations based on different use cases. The two key ones are ArrayList…

Learn how to go from Spring Boot to CI/CD, all with freely available, open-source tooling.

Virtual threads in Helidon, Out of native memory, circuit breakers, testing HTTP clients, container security, and all benchmarks are wrong!

A straightforward guide to deploying Spring Boot Applications to AWS Beanstalk

In this post, I show how to use Spring's webclient implementation Spring WebClient vs RestTemplate client. Different features of WebClient.

A quick and practical example of Spring integration with Yarg.

This article explores Spring Expression Language (SpEL), a powerful expression language that supports querying and manipulating object graphs at runtime.

Building microservices with Quarkus framework and running them on OpenShift. Deploying on Openshift using S2I with GraalVM based compilation.

Learn RSocket Security with Spring - Securing your rsocket applications with credentials & providing role based access.

A guide on how to use WinSW to create an autostart for a Spring Boot application in Windows.

The majority of the time when you're working with Maps in Java, you'll be accessing the map values via the key. There are times you need to walk the map like a list. There's a…

In this post, I describe a tip you can use to avoid bouncy castle error ECCurve$Fp. If you have any questions related to this error, comment on the post.

This tutorial explains RSocket Client Responders through which a Server can callback a client for any requests/updates.

Verify your Spring WebSocket endpoints with integration tests using Spring Test, JUnit 5 and Spring Boot with STOMP and SockJS clients

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

This tutorial shows how to implement and run Apache Ignite cluster using embedded nodes on Spring Boot applications.

A simple SSO implementation using Spring Security OAuth2 and Boot.

<p>Hi, Spring fans! Welcome to another installment of <em>This Week in Spring</em>!</p>
<p>How are you? How’re things? I spent this morning on a fun two-hour panel hosted by the Barcelona JUG (who run the JBCN conference, among other things) talking about…