Kubernetes and the echo-system around it has developed a lot during the last few years making Kubernetes much more accessible. In this article, which purpose mostly is to scribble down some notes for myself, I am going to describe how to run Kubernetes in Docker containers using Kind (Kubernetes in Docker) on Ubuntu and Mac… Read More »
For quite some time now I have thought it would be very useful to have some type of id associated with the processing of a request logged in connection to the log messages generated when the request is processed. This in order to be able to query Elasticsearch or similar for all the logs generated… Read More »
In 2016 I wrote a series of articles in which I developed a REST service which used Jersey’s asynchronous response processing and RxJava in a Spring Boot application. Since then I have used Spring WebFlux, which is the reactive, non-blocking and event-driven counterpart of Spring MVC. I have also had the opportunity to at least… Read More »
Just a short note to say that my book Core Spring 5 Certification in Detail has been updated to reflect the curriculum released by Pivotal in May 2019. Thanks for your patience if you have been waiting for this update! Please do not hesitate to contact me if there are any errors, omissions or with… Read More »
Given that Oracle’s Java licensing model has changed, I have uninstalled all Oracle JDKs from my computer and am using SDKMAN to download free Java JDK versions. However I did not find my favourite Java JVM monitoring tools, VisualVM and Mission Control, in any of the JDKs that I downloaded with SDKMAN. VisualVM VisualVM was… Read More »
After Pivotal have changed the topics of the Spring 5 certification, I have received several requests to update my book Core Spring 5 Certification in Detail. First of all, I want to thanks everyone for their encouragement and patience. It has been a very busy summer and autumn for me, but this is a short… Read More »
In this my third GitLab-related article I will show how I set up a CI/CD pipeline in GitLab CE for Maven-based applications that can produce, scan Docker images for release versions of the application. When I set out to create this pipeline, little did I know that I would also need to define a Git… Read More »
In this article I will show how I added a GitLab runner with a Docker executor to my original GitLab CE setup. This type of GitLab runner will allow me to run GitLab jobs in containers created from Docker images. Almost a year ago I wrote an article about running GitLab CE in a Docker… Read More »
It’s been a long time since I started looking at Spring Integration 5 and after miscellaneous interventions, such as a book on the Spring Core certification, having moved and a job that provides a never-ending stream of surprises, I am finally back! This article is an article in a series of articles introducing Spring Integration… Read More »
Update: The Core Spring 5 Certification in Detail book has been moved to Kobo. I am happy to announce that my book Core Spring 5 Certification in Detail is now completed! Thanks to all readers for the patience. Thanks for the kind words left here in the comments and on Leanpub. I also want to… Read More »