> One thing I think is tiny, but incredibly helpful in Ruby, and I don't understand why more languages don't have it - the ability to add "?" and "!" to operato

> One thing I think is tiny, but incredibly helpful in Ruby, and I don't understand why more languages don't have it - the ability to add "?" and "!" to operators. That's an actually useful convention. My primary languages are Ruby and C. After working in Ruby for a while and then switching back to C I often find myself naming predicates with a trailing _q. I don't have an equivalent for !, though.