Notes to self.

I am putting together the essentials to understand the deployment of web applications for software engineers. Sleep better knowing that your servers are safe and customer data backed up. Be prepared to fix issues when they come for you.

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CentOS 8 free alternatives

CentOS 8 EOL is around the corner, so it’s time to evaluate and try the alternatives. I prepared a small table for everybody with the basic overview.

Moving ActionCable over to Webpacker

This week, I upgraded a little demo application for my book Deployment from Scratch from Rails 6 to Rails 6.1. Since I showcase WebSockets with ActionCable and Redis, I needed to move the ActionCable CoffeeScript from Sprockets to Webpacker.

Removing assets dependencies from Rails applications for runtime

Rails provides a smooth assets:precompile task to prepare application assets but keeps all required gems for assets generation as a standard part of the generated Gemfile. Let’s see if we can avoid these dependencies for runtime.

I am selling the pre-release of my book

This was a long time coming. 2.5+ years in the making, still unfinished, but it had to go out!

Benchmarking programs with /usr/bin/time

If you ever used the time to measure the program’s execution, you might want to know how to improve your results by running with a higher process priority.

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