Interested to learn about Optional? Check our article explaining how java.util.Optional cannot always return non-null values.

WebSocket provides an alternative to the limitation of efficient communication between the server and the web browser by providing bi-directional, full-duplex, real-time client/server communications.

GC improvements in Java 17, better Foreign Memory API, Spring Boot scheduling, javac Trees, A/B testing at Netflix, and more from K8S 1.22.

A quick and practical guide to gRPC streaming in Java.

Learn how to capture microphone input and save it to a file.

Learn about aggregate snapshotting in event sourcing and how to implement it with Axon Framework.

Java 16 brings a series of improvements to the language, including increments to records, sealed classes and switch statements. We review some of the new features as well as looking at some capabilities that are going away.

Interested to learn about hexagons? Check our article explaining how to transit from a classic layered software architecture to a hexagonal architecture.

Learn how to solve the Knapsack problem in Java.

Interested to learn about KivaKit deployments? Check our article explaining how KivaKit applications can be configured using the settings api

Explore the reasons for the error "Could not find or load main class" and learn how to avoid them.

How to convert a File to a Reader using Java, Guava and the Apache Commons IO library.

Interested to learn about Kivakit Build? Check our article explaining how the Kivakit Build system works.

Learn about compile-time dependency injection with Dagger 2 and how it compares to Spring.

Interested to learn about Caching? Check our article showing an approach to caching in the pipeline with examples.

Interested to learn about Premium Java? Check our article offering the Premium Java Programming Certification Bundle.

Learn the basics of parsing files using the Univocity library.