Kiki bills itself as the “array programming system of unknown origin.” We thought it reminded us of APL which, all by itself, isn’t a bad thing. The announcement post is …read more (https://hackaday.com/2026/04/11/kiki-is-the-unknown-array-language/)
Testing Refrigerants and Capillary Tubes to Find Peak Performance
https://hackaday.com/2026/04/11/testing-refrigerants-and-capillary-tubes-to-find-peak-performance/
https://hackaday.com/2026/04/11/testing-refrigerants-and-capillary-tubes-to-find-peak-performance/
Although vapor-compression refrigeration is a simple concept, there are still a lot of details in the implementation of such a system that determines exactly how efficient it is. After making …read more (https://hackaday.com/2026/04/11/testing-refrigerants-and-capillary-tubes-to-find-peak-performance/)
It is an old trope in submarine movies. A sonar operator strains to hear things in the ocean but dares not “ping” for fear of giving away the boat’s location. …read more (https://hackaday.com/2026/04/12/passive-radar-explained/)
Making the Forgotten 1982 Game Adventure Canoe run on MAME
https://hackaday.com/2026/04/12/making-the-forgotten-1982-game-adventure-canoe-run-on-mame/
https://hackaday.com/2026/04/12/making-the-forgotten-1982-game-adventure-canoe-run-on-mame/
A while back [Jack] came across a Taito arcade game that neither he nor any of his mates recognized. The game was Adventure Canoe and part of the collection of …read more (https://hackaday.com/2026/04/12/making-the-forgotten-1982-game-adventure-canoe-run-on-mame/)
Green Powered Challenge: Solar Powered Pi Hosts Websites in RAM
https://hackaday.com/2026/04/12/green-powered-challenge-solar-powered-pi-hosts-websites-in-ram/
https://hackaday.com/2026/04/12/green-powered-challenge-solar-powered-pi-hosts-websites-in-ram/
If you started with computers early enough, you’ll remember the importance of the RAMdisk concept: without a hard drive and with floppies slow and swapping constantly, everything had to live …read more (https://hackaday.com/2026/04/12/green-powered-challenge-solar-powered-pi-hosts-websites-in-ram/)
The Complex Transformations Underlying MC Escher’s Works
https://hackaday.com/2026/04/12/the-complex-transformations-underlying-mc-eschers-works/
https://hackaday.com/2026/04/12/the-complex-transformations-underlying-mc-eschers-works/
Self-similar images are rather common, which are images in which the same image is repeated on a smaller scale somewhere within the image that one is looking at, something which …read more (https://hackaday.com/2026/04/12/the-complex-transformations-underlying-mc-eschers-works/)
Who had “New OS for the Z80” On Their 2026 Bingo Card?
https://hackaday.com/2026/04/12/who-had-new-os-for-the-z80-on-their-2026-bingo-card/
https://hackaday.com/2026/04/12/who-had-new-os-for-the-z80-on-their-2026-bingo-card/
Some might say the venerable Z80 doesn’t need another operating system, but [Scott Baker] obviously disagrees. He has come up with a brand new, from scratch OS called NostOS for …read more (https://hackaday.com/2026/04/12/who-had-new-os-for-the-z80-on-their-2026-bingo-card/)
Hackaday Links: April 12, 2026
https://hackaday.com/2026/04/12/hackaday-links-april-12-2026/
https://hackaday.com/2026/04/12/hackaday-links-april-12-2026/