> I suspect ["used in anger"] is a Perl thing It predates usage in the context of Perl, or any other software. Indeed it probably predates the existence of sof

> I suspect ["used in anger"] is a Perl thing It predates usage in the context of Perl, or any other software. Indeed it probably predates the existence of software :-) I think it originates in a British military context (i.e. shots fired in anger rather than in training). Edit: These answers [1] include a citation from 1798. Sorry if you actually just meant first use in a software context. [1] https://english.stackexchange.com/questions/30939/is-used-in-anger-a-britishism-for-something https://english.stackexchange.com/questions/30939/is-used-in...