A bridge made from 3D-printed wedge-shaped hollow concrete blocks held together by gravity and compression—no mortar or reinforcement required
Kanawa tsugi, or Japanese scarf joint: a way of joining two timbers without metal or nails but instead using intricate carving and a wooden peg
Oddly named package for producing a diagram of your Django project's object model
Fifty years of text games: 1976: Adventure. My dad introduced me to this game (a version named ADVENT) when he took his children to the college where he worked. We typed commands in to a terminal connected to a networked PDP-11.
(Via Tony Finch's link log)
BBC 1968 radio dramatization of The Hobbit is available to listen to gratis on archive.org.
(Via @gwjschenk on Twitter)
Type & Media graduates for 2020
(Via @typemedia on Twitter)
Carry-propagation is expensive in modern CPUs because it reduces parallel processing, so adding 256-bit integers by switching to base-2**51 and deferring carry propagation until the end can counterintuitively be faster.
I really enjoyed Words Bubble Up Like Soda Pop, a Japanese animated film available on Netflix. The setup is as old as time: haiku-writing boy collides with live-streaming girl in a shopping centre built on the site of an old vinyl-pressing plant. Energetic, colourful animation that makes a lot of anime look pastel by comparison.
(Linking to the Japanese site because there isn’t an official one in English.)
Breakdown on life on Earth in terms of biomass (measured in millions of tonnes of carbon). Scroll down for a surprise!