Tips

We look into how to use Zenity showing by some examples. Zenity is a graphical tool for your scripting to show dialog boxes on the GUI and return the result from Zenity back to your script.

We look into using the cephadm tooling to bootstrap and configure a small cluster with 3 drives and multiple hosts. We go into how cephadm administers different resources and shares them between hosts. Installing main host First we need curl in order to fetch the cephadm application sudo apt install -y curl Then we download…

We are looking into the vulnrability of Log4J version 2 and how to mitigate the exploit. We also look at the differences of version 1 and version 2 of Log4J

We look into how to install the Ceph RADOS Gateway to enable the S3 API on our ceph cluster. Using a gateway in order to simplify the object handling is a usual practice but we will also look into how to setup a region / zone and what is required to sync your data centers.

Java 18 is released, and the new JDK will bring a lot of interesting features to java. We go through all the features in 18 and talk about the performance benefits and some important caviats to keep track on in your code.

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…

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…

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…

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…

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…