Are you looking to run a base image and check things out inside with docker?

If you are just looking to run an image with docker and be able to interact with the shell then, … More

Golang: How to check that a JSON is invalid and describe where is the issue?

Following is an example that I hope helps you out. See:

How to getting started to contribute to Open Source projects?

This post will try to provide a few information to help you get started to contribute to Open Source projects. … More

Why not couple an Operator’s logic to a specific Kubernetes platform?

I’d like to share the following article which is a common question. https://developers.redhat.com/blog/2020/01/22/why-not-couple-an-operators-logic-to-a-specific-kubernetes-platform/ I hope that you liked it.

[Kubernetes] – How to create a Secret with base64 encode values? Is it safe to store confidential info?

The following example will show how to create a secret with base64 encode values. In this example, the values in … More

[Docker] – Understanding Docker Container Networking

Docker creates automatically 3 networks as follows. $ docker network ls NETWORK ID NAME … More

[Docker] – Understanding Docker Images

They are nothing more than a text file called Dockerfile with the instructions which are required to build a container. Then, … More

Understanding containers in 15 minutes

We will use here the Docker containers as an example. However, beware that it is NOT the only existent solution … More

[Solved] – Unable to install Minishift with the latest version of docker-machine-driver-xhyve

If you are doing the following steps: Following the Minishift doc to install Minishift with this drive Then, running brew install docker-machine-driver-xhyve Then, … More

PostgreSQL Operator released by Dev4Devs

The PostgreSQL Operator is now available in the https://operatorhub.io and in a good state for you. Note that it was NOT just … More