Howchoo – How-to and DIY Guides for Makers, Programmers, and Everyone

Joined in 2015

282 guides

Software Engineer and creator of howchoo.

Use "kubectl cp" to Copy Files to and from Kubernetes Pods

If you’re using Kubernetes, you may find the need to move files to and from containers running on pods.

Tyler View

In these interests: kubernetes

So you’ve started using Kubernetes secrets. At some point, you’ll probably want to see the secret in plain text, either to validate it or use it in another context.

Tyler View

In these interests: kubernetes

Install Prometheus and Grafana in your Kubernetes cluster

What is Prometheus? Prometheus is an open source systems monitoring toolkit originally developed by SoundCloud.

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In these interests: devops kubernetes

Obviously we’d call this “Supernetes”

As a Kubernetes user, I find that I often need to trigger a kubernetes cron job manually, outside of its schedule. Fortunately, since the release of Kubernetes 1.

There are many reasons you might want to copy Kubernetes secrets from one cluster to another. In recent months, I had to migrate to a new GKE cluster in order to get some new functionality.

Run Python scripts in command prompt without typing the whole path.

Not sure what version of Python you’re running? Time to find out!

In Python, comprehensions are a useful construct that allows us to create new sequences in a very concise way.

If you’re familiar with Python’s keyword-only arguments, then you’ve probably wondered why the same constraint doesn’t exist for positional arguments. This changes with Python 3.