Things worth sharing — articles, videos, software and small tools, with notes on why they matter.https://gyri.in/https://gyri.in/p/data-structures-deng/https://gyri.in/p/data-structures-deng/Tsinghua's classic data structures textbook by Deng Junhui (邓俊辉), the companion to his MOOC on XuetangX.Fri, 25 Sep 2026 00:00:00 GMTBookcomputer-sciencealgorithmshttps://gyri.in/p/out-of-control/https://gyri.in/p/out-of-control/Kevin Kelly's 1994 classic on how machines, economies and societies come to behave like living systems — decentralised, adaptive, and never fully controllable.Fri, 25 Sep 2026 00:00:00 GMTBookcomplex-systemshttps://gyri.in/p/outlive/https://gyri.in/p/outlive/Peter Attia on "Medicine 3.0" — extending not just lifespan but healthspan, through exercise, nutrition, sleep and emotional health.Fri, 25 Sep 2026 00:00:00 GMTBooklongevityhttps://gyri.in/p/apple-tv-4k-teardown/https://gyri.in/p/apple-tv-4k-teardown/Lou Bin (微机分WekiHome) tears down two generations of Apple TV 4K side by side — a “享拆” comparison of what Apple changed inside.Thu, 24 Sep 2026 00:00:00 GMTVideoteardown-artapplevideo-makinghttps://gyri.in/p/mac-mini-m4-teardown/https://gyri.in/p/mac-mini-m4-teardown/Lou Bin (微机分WekiHome) takes apart the M4 Mac mini in his “享拆” series, with calm pacing and clean shots of every layer.Thu, 24 Sep 2026 00:00:00 GMTVideoteardown-artapplevideo-makinghttps://gyri.in/p/small-sharp-notes/https://gyri.in/p/small-sharp-notes/Not everything needs to be an essay. Notes are for single ideas worth writing down.Wed, 23 Sep 2026 00:00:00 GMTNotewritingmetahttps://gyri.in/p/edge-hello/https://gyri.in/p/edge-hello/A tiny interactive tool that asks the nearest Cloudflare data centre who you are.Tue, 22 Sep 2026 00:00:00 GMTToolcloudflareapiastrohttps://gyri.in/p/how-its-organised/https://gyri.in/p/how-its-organised/One collection, three lenses — format, topic and tags — and never more than two levels deep.Mon, 21 Sep 2026 00:00:00 GMTArticlemetaastroinformation-architecturehttps://gyri.in/p/why-this-site/https://gyri.in/p/why-this-site/A place for things worth keeping — written slowly, organised loosely, easy to find again.Sun, 20 Sep 2026 00:00:00 GMTArticlemetawritinghttps://gyri.in/p/ripgrep/https://gyri.in/p/ripgrep/The search tool I reach for dozens of times a day — fast enough that it changes how you work.Fri, 18 Sep 2026 00:00:00 GMTSoftwareclisearchopen-sourcehttps://gyri.in/p/inventing-on-principle/https://gyri.in/p/inventing-on-principle/Bret Victor's talk on why creators need an immediate connection to what they create. Still sharp over a decade later.Tue, 15 Sep 2026 00:00:00 GMTVideotalksdesigntools-for-thoughthttps://gyri.in/p/colour-studies/https://gyri.in/p/colour-studies/Four quick generative sketches exploring the site's palette — shapes, overlaps and contrast.Sat, 12 Sep 2026 00:00:00 GMTGallerydesigngenerativecolour