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My AI Coding Assistant Misapplied the Design Principle I Gave It

Dev.to · odakin 2mo ago

My AI Coding Assistant Misapplied the Design Principle I Gave It

I told Claude Code: 'missing info is better than wrong info.' Claude took that principle and used it to justify silently discarding data. I trusted it and didn'

ChatGPT Thought 'Suspicious' but Wrote 'Unlikely'

Dev.to · odakin 2mo ago

ChatGPT Thought 'Suspicious' but Wrote 'Unlikely'

Same evidence, zero new facts, five conclusion shifts. I caught ChatGPT censoring its own reasoning in real time.

I Wrote 82 Regex Replacements to Parse 6,933 Time Format Variations From a Government Dataset

Dev.to · odakin 2mo ago

I Wrote 82 Regex Replacements to Parse 6,933 Time Format Variations From a Government Dataset

A Japanese government pharmacy dataset has free-text business hours with 6,933 unique formats. This is the story of parsing them — and knowing when to stop.