An empty list inside a class was shared across all instances

This happened while I was writing test code for an online shop. I had only added an "apple" to Tanaka-san's cart, but when I ...

A Story About Giving AI Calibration Memory for Things It Can't Claim to Have 'Done'—Designing and Implementing a Mechanism Called Gauge

As I had AI write code for me, a certain sense of unease began to accumulate. The AI writes correct syntax and design. But ...