[Gemini] Model selection has changed drastically! The truth about "Low/Medium/High" and "Auto Mode," and a complete guide to using the new "4 A…

On October 9, 2026, many of you may have opened the Gemini screen and felt a sense of unease, thinking, "Wait, this looks ...

Creating a Hanafuda Game with ChatGPT! Developing a Practice Game for 'Koi-Koi'

This time, inspired by the Hanafuda scene in the movie 'Summer Wars,' I created a 'Koi-Koi' Hanafuda game using HTML.Hanafuda is a traditional Japanese card game that has been loved for a long time.