Linux by example – Creating partitions

I found out today that the java -version command doesn’t work as I expected and there is actually a lot more to this simple command than you think at first glance.

In this video series, I try to challenge myself with the Advent of Code trials. Each solution will be published to Github, and I hope you will learn something from my coding mistakes and perhaps send some code my way on how you have done these challenges. I know by reading code, so this is…

I reflect at the last year and my feelings about this journey.

Using Keycloak we look into web authentication and how to setup a standard OpenID flow. Then we go one step further and look into using an Quarkus application and authentication through OpenID using Keycloak. Last but not least we configure a required role for one endpoint in our application via Keycloak to see that we…

We look into how to download and build OpenJDK 13 from source. We talk about dependencies and commands for Linux and Windows.

We are in our new linux environment and create ACL, some tools for process managment and the sed tool to update files with expressions.