Azure Pipelines: How to build and test an Angular and Node.js webapp and deploy it to on-premise VM’s using multiple stages (YAML) – Overview

Joost Luijben

What is Azure Pipelines? Azure pipelines is a free continuous integration/continuous delivery tool from Azure Devops (Microsoft). Not only can it deploy to the azure cloud, it can also deploy to self hosted VMs. Even multiple, with multiple stages. For instance, an Acceptance, Test and Production environment. All of this […]

Setup and use of oVirt on CentOS7

Frederique Retsema

Today, I’ll explain how to install and use oVirt: a nice virtualization tool for Linux, which is based on KVM. I installed the current production version 4.3.8 on a test machine, a Medion machine with an extra SSD drive. As usual, you’ll find the installation file for pxe that I […]

Getting Started on Monitoring with Prometheus and Grafana

Lucas Jellema

Monitoring sounds like a terribly useful thing to do. And in many situations it is of course. However, rather than starting our discussion with monitoring, we really should start from the reasons for considering monitoring. With regard to IT, we typically are faced with non-functional requirements regarding business applications. The […]

First Steps with Prometheus and Grafana on Kubernetes on Windows

Lucas Jellema 1

Preparation: before I started with Prometheus, I installed VirtualBox, Minikube with Tiller on my Windows 10 laptop – as described in this article: I then increased the Base Memory setting for the minikube vm to 8192 MB (the default 2048 MB is not sufficient) After making this change – […]

Oracle 12c STIG Password Generator in PL/SQL

Harry Dragstra 1

Creating or modifying an Oracle Database user password can be done by using any standard password generator you can find on the WEB. But I wanted a password to comply to “ora12c_strong_verify_function”, and this isn’t as easy to generate as you might expect. Though most generators provide options to include […]