... what about 'select' or 'select-by'? (If not... I'm just helping eliminate all the bad names... =)
On Mon, Oct 12, 2015 at 7:39 PM Alex Knauth <[email protected]> wrote: > The names `first-by` and `find-first-by` both sound good to me. > > Alexis? > > On Oct 12, 2015, at 4:54 PM, Martin DeMello <[email protected]> > wrote: > > One problem with generalising find-max and find-min into a single hof is > that they are closer in spirit to a fold than a find. The name find- makes > you think that the passed in function should be a predicate on one element, > not two. How about something like first-by? > > > (first-by string<? (compose1 symbol->string second) '((3 pears) (1 > banana) (2 apples))) > '(2 apples) > > martin > > On Sun, Oct 11, 2015 at 3:24 PM, Alex Knauth <[email protected]> wrote: > >> Hi, >> >> Alexis King and I were discussing adding versions of argmin and argmax to >> the alexis/collection library, but we agreed that find-min and find-max >> were clearer names. Then we came up with a generalization of those that >> would take an ordering procedure (< for find-min and > for find-max), and >> find the element that had a property greater/less than the properties of >> all the other elements, by the ordering procedure (not restricted to >> numbers). >> >> The problem was naming it. We thought of `find-best` and >> `find-most-relevant`, but `find-best` would be confusing when it's being >> used to find the worst case, and `find-most-relevant` seems better but to >> wordy. >> >> Do any of you have any ideas? >> >> Examples: >> > (the-function < first '((3 pears) (1 banana) (2 apples))) ; find-min >> would be a shorthand for this >> '(1 banana) >> > (the-function > first '((3 pears) (1 banana) (2 apples))) ; find-max >> would be a shorthand for this >> '(3 pears) >> > (the-function string<? (compose1 symbol->string second) '((3 pears) (1 >> banana) (2 apples))) >> '(2 apples) >> > (the-function string>? (compose1 symbol->string second) '((3 pears) (1 >> > banana) >> (2 apples))) >> '(3 pears) >> >> *https://github.com/lexi-lambda/racket-alexis-collections/pull/9#issuecomment-145727937 >> <https://github.com/lexi-lambda/racket-alexis-collections/pull/9#issuecomment-145727937>* >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Racket Users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> For more options, visit https://groups.google.com/d/optout. >> > > > -- > You received this message because you are subscribed to the Google Groups > "Racket Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
