Shaaf's blog

A technical blog about Java, Kubernetes and things that matter

Ensure Secure and Up-to-date Projects with the Outdated Maven Plugin

It’s not an early Sunday morning. Sipping some Coffee and going through my feed and I find this gem that @Markus Eisele just posted. Well at first I saw the post as “Outdated Maven Plugin”, and I am like what does that mean? Anyways going into the git repo I see its a new project by Giovanni van der Schelde. Stay up-to-date and secure with The Outdated Maven Plugin! The Outdated Maven Plugin is a tool designed to help developers identify outdated dependencies in their Maven projects.

Angular TodoMVC with Spring boot backend, deploy to Kubernetes

This article guides you through building a Spring Boot demo application and deploying it on Kubernetes using the JBoss Web Server Operator. The application uses the TodoMVC Angular front-end, integrated with a Spring Boot backend. The Todo entity is defined with JPA annotations for database mapping. The TodoController handles CRUD operations, and TodoRepository extends JpaRepository for database interactions. The application can be run locally or packaged with Tomcat as an embedded server.

Java monitoring: Exploring Cryostat 2.4 features on OpenShift

Orignally posted at Red Hat Developers Red Hat’s latest build of Cryostat 2.4, designed specifically for the Red Hat OpenShift Container Platform, brings a wealth of features and enhancements that cater to various monitoring needs for Java applications. At its core, Cryostat 2.4 excels in comprehensive Java Flight Recorder (JFR) data management. Users can effortlessly start, stop, retrieve, archive, import, and export JFR data, all through an intuitive web console or an accessible HTTP API.

Whats New for developers in JDK 21

Orignally posted at Red Hat Developers In an exciting development for Java developers, this September 19th marked the release of JDK 21. This release contains many new capabilities that benefit the Java ecosystem, including virtual threads, record patterns, and sequenced collections. There are also some interesting features in the preview for JDK 21, such as string templates, scoped values, and structured concurrency. This article highlights six new features in this release.

Processing images in Java with OpenCV and Quarkus

If you are into Computer vision, you probably are familiar with OpenCV. Its an amazing library that has almost everything one needs to do 2D and 3D processing and much more. Gesture recognition, face detection, Motion tracking, think of anything related to image processing and OpenCV can be your goto. Its based on the BSD license, so you can just download it and start using it. OpenCV is written in C, and there are nice Java bindings for it too.