Spring Boot 3, from 1RPS to 26RPS, caching effect, K8S secrets, and unusual stack traces!

Spring 6, Quarkus Jakarta EE migration, Kotlin on RaspberryPi, REST API over database schema, and logical replication.

A quick and practical guide to reversing a Stack in Java.

A Thread Group allows us to simulate a specific type of workflow. We can run Thread Groups in parallel, or sequentially. We look at how to achieve this in JMeter.

A reminder of what an anonymous class is and how to convert it to a lambda expression.

Learn what is a Java Functor.

A quick and practical guide to Java's PriorityQueue.

Explore all collection interfaces and collection classes in the Java library.

Understand the purpose of the Optional class and learn how to use it efficiently to design clear and robust APIs.

Learn how to create a serializable singleton class in Java.

Explore the differences between errors and exceptions in the Java ecosystem.

Learn different approaches for sorting collections by comparing multiple fields.

Learn how to access MBeans from a shell script.

Explore the topic of String interpolation in Java.

Explore two simple approaches to configure our Lombok builder classes to work seamlessly with Jackson.

Learn how characters are internally represented in Java and how we can convert an int to a char and back.

Looking for a Java Lead with Spring experience to join the Baeldung team.

Take a closer look at these two static factory methods for immutable maps and explain which one is suitable for which purpose.

JMS enhancements, JakartaEE Serverless, revisiting DTO, Golang impressions, and new a K8S release!

Learn the differences between Callable and Supplier interfaces and understand when to use them.

Learn two ways to extract an object's value to be asserted on.