Quarkus – Supersonic Subatomic Java, trying out some Quarkus code guides (part1)

Marc Lameriks

In my previous article, I already shared with you the Quarkus code guide “Quarkus – Creating Your First Application”, I tried out, including the hot deployment with background compilation. [ https://technology.amis.nl/2020/08/21/using-vagrant-and-shell-scripts-to-further-automate-setting-up-my-quarkus-demo-environment-from-scratch-and-trying-out-a-quarkus-code-guide/] In this article, you can read more about other Quarkus code guides I tried out, related to the following […]

Using Vagrant and shell scripts to further automate setting up my Quarkus demo environment from scratch and trying out a Quarkus code guide

Marc Lameriks

In my previous article, I shared with you the steps I took, to set up a demo environment, so I could get started with Quarkus. [https://technology.amis.nl/2020/08/17/quarkus-supersonic-subatomic-java-setting-up-a-demo-environment-using-vagrant-and-oracle-virtualbox] In this article, you can read more about the steps I took to further automate setting up my demo environment and the Quarkus code […]

Creating a re-usable Vagrant Box from an existing VM with Ubuntu and k3s (with the Kubernetes Dashboard) and adding mysql, using Vagrant and Oracle VirtualBox

Marc Lameriks

In a previous article, I shared with you the steps I took, to get k3s installed (with the Kubernetes Dashboard) on top of an Ubuntu guest Operating System within an Oracle VirtualBox appliance, with the help of Vagrant. [ https://technology.amis.nl/2020/01/15/rapidly-spinning-up-a-vm-with-ubuntu-and-k3s-with-the-kubernetes-dashboard-on-my-windows-laptop-using-vagrant-and-oracle-virtualbox/] For training and demo purposes, I wanted to add mysql […]

Writing a blog in Word, automating HTML formatting by using a .docx to HTML converter for Java and publishing the blog via WordPress (part 3)

Marc Lameriks

In part 1 and 2 of this article, I shared with you the steps I took, to even further automate the manual steps I still had to take every time I wrote a blog article. [https://technology.amis.nl/2020/03/10/writing-a-blog-in-word-automating-html-formatting-by-using-a-docx-to-html-converter-for-java-and-publishing-the-blog-via-wordpress-part-2/] In this article I will focus on unordered HTML list (<ul> and <li>), HTML […]

Rapidly spinning up a VM with Ubuntu and k3s (with the Kubernetes Dashboard) on my Windows laptop using Vagrant and Oracle VirtualBox

Marc Lameriks

In November of last year, my colleague Lucas Jellema, wrote an article with the title “Ultra fast, ultra small Kubernetes on Linux – K3S beating minikube”. [https://technology.amis.nl/2019/11/12/ultra-fast-ultra-small-kubernetes-on-linux-k3s-beating-minikube/] For training and demo purposes, on my Windows laptop, I already had an environment with a guest Operating System, Docker and Minikube available […]

Using Elastic Stack, Filebeat and Logstash (for log aggregation)

Marc Lameriks

In a previous article I described how I used ElasticSearch, Filebeat and Kibana, for log aggregation (getting log information available at a centralized location). [https://technology.amis.nl/2019/09/15/using-elastic-stack-filebeat-for-log-aggregation/] In this article I will talk about the installation and use of Filebeat in combination with Logstash (from the Elastic Stack).

Changing the configuration of an Oracle WebLogic Domain, deployed on a Kubernetes cluster using Oracle WebLogic Server Kubernetes Operator (part 2)

Marc Lameriks

At the Oracle Partner PaaS Summer Camp IX 2019 in Lisbon, held at the end of August, I followed a 5 day during workshop called “Modern Application Development with Oracle Cloud”. In this workshop, on day 4, the topic was “WebLogic on Kubernetes”. [https://paascommunity.com/2019/09/02/oracle-paas-summer-camp-2019-results-become-a-trained-certified-oracle-cloud-platform-expert/] At the Summer Camp we used […]

Changing the configuration of an Oracle WebLogic Domain, deployed on a Kubernetes cluster using Oracle WebLogic Server Kubernetes Operator (part 1)

Marc Lameriks

At the Oracle Partner PaaS Summer Camp IX 2019 in Lisbon, held at the end of August, I followed a 5 day during workshop called “Modern Application Development with Oracle Cloud”. In this workshop, on day 4, the topic was “WebLogic on Kubernetes”. [https://paascommunity.com/2019/09/02/oracle-paas-summer-camp-2019-results-become-a-trained-certified-oracle-cloud-platform-expert/] At the Summer Camp we used […]

Deploying an Oracle WebLogic Domain on a Kubernetes cluster using Oracle WebLogic Server Kubernetes Operator

Marc Lameriks 1

At the Oracle Partner PaaS Summer Camp IX 2019 in Lisbon, held at the end of August, I followed a 5 day during workshop called “Modern Application Development with Oracle Cloud”. In this workshop, on day 4, the topic was “WebLogic on Kubernetes”. [https://paascommunity.com/2019/09/02/oracle-paas-summer-camp-2019-results-become-a-trained-certified-oracle-cloud-platform-expert/] At the Summer Camp we used […]

Using Elastic Stack, Filebeat (for log aggregation)

Marc Lameriks

In my last article I described how I used ElasticSearch, Fluentd and Kibana (EFK). Besides log aggregation (getting log information available at a centralized location), I also described how I created some visualizations within a dashboard. [https://technology.amis.nl/2019/05/06/using-elasticsearch-fluentd-and-kibana-for-log-aggregation/] In a new series of articles, I will dive into using Filebeat and […]

Using ElasticSearch, Fluentd and Kibana (for log aggregation)

Marc Lameriks

In my last article I described how I installed ElasticSearch, Fluentd and Kibana (EFK). [https://technology.amis.nl/2019/04/23/using-vagrant-and-shell-scripts-to-further-automate-setting-up-my-demo-environment-from-scratch-including-elasticsearch-fluentd-and-kibana-efk-within-minikube/] In this article I will dive into using ElasticSearch, Fluentd and Kibana. Besides log aggregation (getting log information available at a centralized location), I will also describe how I created some visualizations within a dashboard. […]

Using Vagrant and shell scripts to further automate setting up my demo environment from scratch, including ElasticSearch, Fluentd and Kibana (EFK) within Minikube

Marc Lameriks

For training and demo purposes, on my windows laptop, I needed an environment with a guest Operating System, Docker and Minikube available within an Oracle VirtualBox appliance. So, in a series of articles up till now, I described the following: The steps I took, to get Docker and Minikube (using […]

Using Helm, the package manager for Kubernetes, to install two versions of a RESTful Web Service Spring Boot application within Minikube

Marc Lameriks 3

In my last article I described how two versions of a RESTful Web Service Spring Boot application were used in Minikube, together with an external “Dockerized” MySQL database. [https://technology.amis.nl/2019/03/05/using-a-restful-web-service-spring-boot-application-in-minikube-together-with-an-external-dockerized-mysql-database/] In this article I will describe how you can use Helm, the package manager for Kubernetes, to install two versions of […]

Using a RESTful Web Service Spring Boot application in Minikube, together with an external “Dockerized” MySQL database

Marc Lameriks 2

In a previous article, I talked about an environment, I prepared on my Windows laptop, with a guest Operating System, Docker and Minikube available within an Oracle VirtualBox appliance. [https://technology.amis.nl/2019/02/12/rapidly-spinning-up-a-vm-with-ubuntu-docker-and-minikube-using-the-vm-drivernone-option-on-my-windows-laptop-using-vagrant-and-oracle-virtualbox/] In another article I created two versions of a RESTful Web Service Spring Boot application, being a book service. With […]

Rapidly spinning up a VM with Ubuntu, Docker and Minikube (using the –vm-driver=none option) on my Windows laptop using Vagrant and Oracle VirtualBox

Marc Lameriks 5

For training and demo purposes, on my Windows laptop, I needed an environment with a guest Operating System, Docker and Minikube available within an Oracle VirtualBox appliance. In this article, I will share with you the steps I took, to get Docker and Minikube (using the –vm-driver=none option) installed on […]

Calling the Oracle Apiary Mock Server from Java code (via JUnit and Maven)

Marc Lameriks

In my article “Oracle API Platform Cloud Service: Design-First approach and using Oracle Apiary”, I talked about using Oracle Apiary and interacting with its Mock Server by using code examples. [https://technology.amis.nl/2018/01/31/oracle-api-platform-cloud-service-design-first-approach-using-oracle-apiary/] One of the examples for the “HumanResourceService” API is about the action “Get all employees” in combination with “Java” […]

Oracle REST Data Services (ORDS)

Marc Lameriks 3

While preparing for writing an article about “Oracle API Platform Cloud Service” I wanted to quickly be able to generate example JSON payload’s based on some tables in the “HR’ schema. To achieve this, I came across “Oracle REST Data Services (ORDS)” and wanted to know more about it. In […]

Gebruik van de “Standaard Zaak-en Documentservices 1.1” van Kwaliteitsinstituut Nederlandse Gemeenten (KING), almede MTOM/XOP t.b.v. een koppeling tussen diverse applicaties (gerealiseerd binnen OSB 11g) aangaande het proces van vergunningverlening voor een organisatie in de publieke sector

Marc Lameriks 1

Voor een organisatie in de publieke sector werd aan AMIS gevraagd om met behulp van Oracle Service BUS 11g, een koppeling te realiseren tussen diverse applicaties aangaande het proces van vergunningverlening, zodat de daarbij benodigde gegevens eenvoudiger geautomatiseerd verwerkt konden worden. Belangrijke randvoorwaarden uit het Solution Design waren: het hanteren […]

Doing performance measurements of an OSB Proxy Service by programmatically extracting performance metrics via the ServiceDomainMBean and presenting them as an image via a PowerPoint VBA module

Marc Lameriks 1

This article explains how the process of doing performance measurements of an OSB Proxy Service and presenting them in a “performance analysis document” was partly automated. After running a SoapUI based Test Step (sending a request to the service), extracting the service performance metrics was done by using the ServiceDomainMBean […]