IntermediateVocabulary#backend#developer-tools#software-architecture

Premature Optimization Vocabulary

Learn the vocabulary of optimizing code before profiling has confirmed it's actually a bottleneck.

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At standup, a dev mentions spending days rewriting a function into hand-tuned, hard-to-read low-level code before ever profiling the application to confirm that function was actually a performance bottleneck. What is this practice called?