https://sudonull.com/arrays-and-cache-o-1-access-optimization
We analyze why sequential access to arrays is 7–10 times faster than random. Benchmarks of strides, matrices, AoS/SoA. Acceleration up to 10× for middle/senior dev.
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In this project
https://sudonull.com/arraybuffer-memory-management-in-js-tricks
Speed up the release of large ArrayBuffer in JavaScript using MessageChannel and Worker. Peak memory reduction up to 310 MB in Chrome. Code, benchmarks, compatibility for middle/senior dev.
https://sudonull.com/dynamic-arrays-memory-and-performance-optimization-for-developers
Practical strategies for optimizing dynamic arrays: exponential growth, memory reservation, capacity management. Learn how to avoid reallocations and speed up code.
https://sudonull.com/type-safe-php-arrays-4x-speed
Accelerating sbwerewolf/language-specific library by 4 times. Benchmarks against wplake/typed, code examples of chainable API. For PHP developers: readability vs performance. Study the optimizations.
https://sudonull.com/double-argsort-for-ranks-of-numpy-arrays
Figure out why argsort(argsort(x)) gives element ranks. Full mathematical proof, code examples, and comparison with rankdata. For data scientists and ML engineers.
From other projects
https://ymaho.com/brain-computer-interface-for-super-precise-brain-surgery-johns-hopkins-test
Johns Hopkins scientists tested a temporary BCI with 1000+ electrodes for brain mapping. Calibration in 20 minutes. Learn how the technology is changing neurosurgery.
https://ymaho.com/stanford-ai-predicts-sudden-cardiac-death-30-minutes-in-advance
ECG algorithm with 94% accuracy predicts fatal arrhythmia. Who loses billions in the defibrillator market and why Apple wins. Read analysis.
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