https://shreysaroch.dev Principal Engineer writing about frontend, JavaScript, and the craft of building for the web. https://shreysaroch.dev/blog/usememo-is-not-free-a-field-guide-to-react-re-renders https://shreysaroch.dev/blog/usememo-is-not-free-a-field-guide-to-react-re-renders What actually triggers a re-render, when memoization helps versus hurts, and how to measure instead of guess — from a large-app perspective. Thu, 25 Jun 2026 00:00:00 GMT https://shreysaroch.dev/blog/debounce-and-throttle-build-them-dont-import-them https://shreysaroch.dev/blog/debounce-and-throttle-build-them-dont-import-them Implement both from scratch, understand the precise difference, and know which one a given problem actually needs. Mon, 22 Jun 2026 00:00:00 GMT https://shreysaroch.dev/blog/the-javascript-event-loop-finally-explained https://shreysaroch.dev/blog/the-javascript-event-loop-finally-explained Call stack, task queue, and microtasks — why setTimeout(…, 0) isn't instant and how Promises jump the line, with runnable examples. Mon, 15 Jun 2026 00:00:00 GMT https://shreysaroch.dev/blog/building-a-terminal-with-almost-no-javascript https://shreysaroch.dev/blog/building-a-terminal-with-almost-no-javascript How the homepage of this site works — CSS-driven terminal chrome, a tiny pure-function command parser, and keeping it accessible. Mon, 08 Jun 2026 00:00:00 GMT