Someone built a full 360° sonar on an ESP32, and the code is simpler than you'd think

XDA developers | May 8, 2026, 12:52 a.m. | Original
Making the 'ping' noises with your mouth is optional.
LLM From Scratch is a hands-on workshop where you write every piece of an AI from nothing Gemini's Notebooks feature solved a workflow problem I didn't know I had