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Ruby Outperforms C [extensions]: Breaking the Catch-22

railsatscale.com Ruby Outperforms C: Breaking the Catch-22

YJIT’s ability to improve performance by adapting to run-time behavior can increase the speed of our code in a way that dropping down to C can’t. As such, I think we should reconsider the common wisdom that “rewriting our Ruby in C” is the ideal path to performance optimization and take a serious lo...

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