First steps with Kubernetes

I'm an osx user, so these instructions are intended for this system, in case I have to restart it. Once Docker.app is started, you enter in preferences, Kubernetes, click on initialize Kubernetes. After a minute or so, you will get the indicator that Kubernetes is up and running. By default the Dashboard does not start,…

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Docker commands

Normally, after developing and storing the docker container in your hub, you'll want to remove anything that's not necessary such as containers, images, volumes you've declared on your laptop, or at least that's what happens to me. Before that, probably you will want to push your image to hub.docker, right? Log in first: docker login…

Working with spark, again.

It has been a while since I last published something, so I am going to refresh how to work with spark. These are some notes that I think I will need some day. I start with the basic operation with the Dataframes. I am going to run a spark-shell, actual version is 2.4.4. // It…