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" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2023/02/clz-feature.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/02/clz-feature.png?w=800">[Ihsan Kehribar] points out a clever trick you can use to quickly and efficiently compute the logarithm of a 32-bit integer. The technique relies on the CLZ instruction which counts …read more (https://hackaday.com/2023/02/07/count-leading-zeros-for-efficient-logarithms/)
It’s been far too long since we’ve had an event in Europe, and we’re going to fix that right now. Hackaday Berlin 2023 will be a day-long conference full of …read more (https://hackaday.com/2023/02/07/come-join-us-for-hackaday-berlin/)
The Boy Who Cried Wolf is a simple parable that teaches children the fatal risk of raising a false alarm. To do so is to risk one’s life when raising …read more (https://hackaday.com/2023/02/07/fox-fined-for-broadcasting-emergency-tone-in-football-ad/)
E-bikes can replace car trips for some people, and adding a solar panel can make the fun last longer. [Luke] did some heavy modifications to his RadWagon to make it …read more (https://hackaday.com/2023/02/07/solar-powered-e-bike-replaces-car-trips/)
Camera shutter speed is an essential adjustment in photography – along with the aperture, the shutter moderates the amount of light entering the camera. Older cameras (and some newer ones) …read more (https://hackaday.com/2023/02/07/clock-your-camera-with-this-shutter-speed-tester/)
[Jacek Fedorynski] had an old Magellan/SpaceMouse 3D mouse with a serial interface which made it impossible for him to use with modern hardware and software. The problem he faced was …read more (https://hackaday.com/2023/02/07/old-3d-cad-mouse-gets-new-lease-of-life/)
If you zoom into the screen you are reading this on, you’d see an extremely fine pattern of red, green, and blue emitters, probably LEDs of some kind. This somewhat …read more (https://hackaday.com/2023/02/07/led-displays-may-get-vertical-integration/)