Let me jot down how I’m using AI as of March 2026. This is a fast-moving space, so it might be fun to look back on later. Coding I use Claude Code, Codex, and GitHub Copilot CLI without any strong preference. All of them are on paid plans or their equivalents. There are small differences between them, but all produce code of satisfying quality. My customization is minimal — just a few allow/deny-tool rules, some MCP settings, and a handful of custom slash commands....
I was reading 97 Things Every Programmer Should Know in my spare time. Here are notes on what caught my attention. Technical debt must be repaid immediately in the next iteration. Otherwise, the interest will accumulate. You must resist the impulse and temptation to rewrite from scratch. Make the most of existing code. When adding new changes, improve at least one place. Writing code is designing. It’s not mechanical work, but creative work....
I found the results of the StrengthsFinder test I took a year ago. I’ll keep it here as it might be useful someday. Furthermore, I found something similar called 16personalities.com today and tried it. StrengthsFinder Conducted on January 18, 2021. You need to buy a book for about 2,000 yen, and the test takes about an hour. 16personalities Conducted on January 31, 2023. You can take the test for free in about 15 minutes....