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2021

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Go Away 2021, Welcome 2022

A year ago, I had the hope that with the COVID vaccine we are back in something called "normal" by summer. For a few weeks it looked like this could be true before it turned for the worse. While writing this post Switzerland starts the Omicron wave at the high point of our 5th wave (driven by Delta). And yet, as so often in the past two years, the situation around us seams to go unnoticed by the authorities. There is still a strong hybris that we are better and that our measures are sufficient.

How to Create a Dev Container for Ruby Apps

Last week we looked at the reason why we should use dev containers to write code. This week we create a dev container to develop a Ruby application on a machine that has no Ruby installed.

Why would you do that? Tools like rbenv are a great help to manage your Ruby environments. However, getting the right Ruby interpreter is only part of the setup. You need all your Gems and 3rd party tools in the right version, or nothing goes. My machine has no Ruby installed and by the end of this post I will run my Ruby Gem

1
C:\>ruby

'ruby' is not recognized as an internal or external command, operable program or batch file.