How LLMs can be Assisted to do Arithmetic Correctly
https://hackaday.com/2026/06/19/how-llms-can-be-assisted-to-do-arithmetic-correctly/

One of the most hilarious things you can do with an LLM-based chatbot is to ask it to do calculations. If it’s a well-written chatbot frontend, it can detect requests …read more (https://hackaday.com/2026/06/19/how-llms-can-be-assisted-to-do-arithmetic-correctly/)

Making Old Computers Count To A Million
https://hackaday.com/2026/06/19/making-old-computers-count-to-a-million/

How fast can you count to a million? It would probably take you a while. A computer could certainly do it faster. Indeed, the The National Museum of Computing figured …read more (https://hackaday.com/2026/06/19/making-old-computers-count-to-a-million/)

A General Purpose Pi Zero Device for IoT
https://hackaday.com/2026/06/20/a-general-purpose-pi-zero-device-for-iot/

By now we’re all used to single board computers such as the Raspberry Pi Zero, but it’s likely we’ve all been frustrated at times by the number of support components …read more (https://hackaday.com/2026/06/20/a-general-purpose-pi-zero-device-for-iot/)

The Repair Nightmare that are Smart Rings
https://hackaday.com/2026/06/20/the-repair-nightmare-that-are-smart-rings/

In the quest to make every wearable device ‘smart’, a lot of electronics along have to be crammed in very small spaces, along with ways to make them resistant to …read more (https://hackaday.com/2026/06/20/the-repair-nightmare-that-are-smart-rings/)

Home Automation: Simple vs Easy
https://hackaday.com/2026/06/20/home-automation-simple-vs-easy/

We’ve been talking a bunch of home automation on the Podcast lately, and this week, in the Mailbag segment, a reader asked us about our setups. Neither Kristina nor I …read more (https://hackaday.com/2026/06/20/home-automation-simple-vs-easy/)

Tricking a Bike Counter
https://hackaday.com/2026/06/20/tricking-a-bike-counter/

Some municipalities implement bike counters on cycling routes in order to monitor traffic. [nullpxl] recently investigated how these counters work, and explored methods that can be used to trick the …read more (https://hackaday.com/2026/06/20/tricking-a-bike-counter/)

Seeing the World in Radio Waves with the QuadRF
https://hackaday.com/2026/06/20/seeing-the-world-in-radio-waves-with-the-quadrf/

Although the basic principle of radio direction finding is easy to understand (measure the phase difference between different antennas, then calculate the angle of arrival from this difference), the radio …read more (https://hackaday.com/2026/06/20/seeing-the-world-in-radio-waves-with-the-quadrf/)

Defeat Blood-Sucking Mosquitoes by Becoming the Bug Zapper
https://hackaday.com/2026/06/20/defeat-blood-sucking-mosquitoes-by-becoming-the-bug-zapper/