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How to Write Fast Code in Ruby on Rails – Shopify Engineering

🔒 engineering.shopify.com

I wanted this to be a joke with the punchline being to rewrite it in Java or Go. That’s how Twitter did it after all. The guidelines here are solid for any higher level language. When performance matters, you need to understand what your code is doing at the lower levels. And caching is true for performance in so many environments, frameworks, and languages.

Posted on October 13, 2019

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