Hacker News new | past | comments | ask | show | jobs | submit login

Probably some combination of things that break principle of least surprise along with not needing to think about that thing very frequently. A good IDE and good coding standards can smooth things over.

I'm ok with regex too, but if you asked me to do something with look-behind I'd have to experiment a little to figure out how it works again.

Guidelines | FAQ | Support | API | Security | Lists | Bookmarklet | Legal | Apply to YC | Contact