ASK HN: HOW CAN I LEARN ABOUT PERFORMANCE OPTIMIZATION? (HACKER NEWS THREAD)

Summary from the TLDR Web Dev newsletter

Various commenters write about how to learn about performance optimization better. It’s important to start with fundamentals, such as the sources of performance issues and how CPU cycles are wasted. Further techniques can be studied depending on the tech stack and use case. Concepts like parallelization, data structure optimization, and latency versus throughput are mentioned.