Evanrobby Macharia - NotebookShort pieces on the parts of frontend work that took longest to get right - data fetching, forms, state and performance.https://www.evanrobbymacharia.com/en-gbInfinite scroll that doesn't fight the userhttps://www.evanrobbymacharia.com/notebook/infinite-scroll-that-doesnt-fight-the-user/https://www.evanrobbymacharia.com/notebook/infinite-scroll-that-doesnt-fight-the-user/Pagination is easy. Infinite scroll is easy. Making one feel like the other - stable scroll position, a real end state, a back button that works - took me three attempts.Sat, 14 Mar 2026 00:00:00 GMTTanStack Queryevansrobbie5311@gmail.com (Evanrobby Macharia)Forms I no longer dreadhttps://www.evanrobbymacharia.com/notebook/forms-i-no-longer-dread/https://www.evanrobbymacharia.com/notebook/forms-i-no-longer-dread/Formik and Yup got me most of the way; Zod and a shared schema finished the job.Tue, 10 Feb 2026 00:00:00 GMTFormsevansrobbie5311@gmail.com (Evanrobby Macharia)URL state without the messhttps://www.evanrobbymacharia.com/notebook/url-state-without-the-mess/https://www.evanrobbymacharia.com/notebook/url-state-without-the-mess/Search params are state. Treating them that way made filters shareable and the back button honest.Sun, 18 Jan 2026 00:00:00 GMTNext.jsevansrobbie5311@gmail.com (Evanrobby Macharia)Framer Motion, but restrainedhttps://www.evanrobbymacharia.com/notebook/framer-motion-but-restrained/https://www.evanrobbymacharia.com/notebook/framer-motion-but-restrained/Three motion patterns I reuse, and the ones I removed after watching people use the site.Fri, 05 Dec 2025 00:00:00 GMTAnimationevansrobbie5311@gmail.com (Evanrobby Macharia)Intersection Observer patternshttps://www.evanrobbymacharia.com/notebook/intersection-observer-patterns/https://www.evanrobbymacharia.com/notebook/intersection-observer-patterns/Lazy sections, sticky headers and scroll spies out of one small hook.Wed, 12 Nov 2025 00:00:00 GMTReactevansrobbie5311@gmail.com (Evanrobby Macharia)Making a Next.js site actually fasthttps://www.evanrobbymacharia.com/notebook/making-a-nextjs-site-actually-fast/https://www.evanrobbymacharia.com/notebook/making-a-nextjs-site-actually-fast/Where the time went on a 3,000-listing marketplace, and what moved the numbers.Mon, 20 Oct 2025 00:00:00 GMTPerformanceevansrobbie5311@gmail.com (Evanrobby Macharia)