Beautify Third-Party APIs with Kotlin
Learn how to improve the API provided by third-party libraries by combining Kotlin extension functions and delegation.
Friends Of OpenJDK Today
Every article on foojay.io, newest first: OpenJDK, the JVM, Java tooling and the ecosystem around them, written by the Java community.
Say Goodbye to Project Files in Visual Studio Code
We discussed and finally solved this problem that has been bothering VS Code Java users for more than three years.
JDKMon 17.0.18 Released
Vulnerability information and TCK test status details are available and easily detectable with JDKMon 17.0.18.
Java Logging: What To Log & What Not To Log?
A pragmatic guide to Java logging—what should we log, what shouldn’t we log, and how to implement Java logging properly.
What is GitOps? What are its benefits?
Let's understand what GitOps is and its benefits and learn how ArgoCD can help with the continuous delivery of Kubernetes-based …
Build a Status Dashboard Using Spring Boot and Astra DB
Learn how to leverage the Astra Document API on top of Cassandra to build a dashboard of statuses, with Spring Boot for rendering. …
Build Web Apps in Pure Java with Vaadin Flow
In this guide, learn how to build a small but fully functional ToDo application in pure Java using Vaadin Flow.
Log4Shell / Leak4J
Over the last couple of days (and nights) I’ve been studying the new (extremely dangerous) vulnerability in log4j2 called Log4Shell.
7 Reasons to Choose Apache Pulsar over Apache Kafka
When you set out to build the best messaging infrastructure service, the first step is to pick the right underlying messaging technology!
MQTT on Raspberry Pi: Sensor Data to HiveMQ Cloud with Java and Pi4J
Get started with HiveMQ and publish the data of up to 100 devices to an always-on, maintenance-free message broker for free.