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I was thinking about writing a smallish blog post summarizing my thoughts on closure variables vs. instance field performance as a reply to Marijn Haverbekeâs post which postulates initial mystery when I realized that this is an ideal candidate for a longer post that illustrates how V8 handles closures and how these design decisions affect performance. Contexts If you program JavaScript you probab
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It has been five months since my last general update on the Rust compilerâs performance. Letâs see what has happened in that time. Big wins Letâs start with some big improvements. The information about metrics at the top of this post still applies. #107925: Incremental compilation uses a hashing algorithm to detect when code fragments have changed and need recompilation. In this PR, @thomcc change
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