Hard-and-fast used in a sentence

Hard-and-fast in a sentence as an adjective

And there is no hard-and-fast rule to determine what kind of humor perpetrates injustices, because, frankly, it is up to every single individual who hears the joke.

Whilst that won't show how quickly you'd be able to deal with a database issue, it does give an indication of how you might go about making broad judgement calls in the absence of any hard-and-fast numbers.