What is sorting by key?

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nano_e_t_42016-03-12 20:32:19

Programming

nano_e_t_4, 2016-03-12 20:32:19

Hello everyone
, I'm slowly learning programming, I ran into such a probably funny question. What is sorting by key. I watched \ tried \ read but the clarity in general did not increase in my head, only questions. Plz explain on your fingers, as for Pinocchio
Thanks
p / s questions were generated just by this article - https://habrahabr.ru/post/138535/
does not work for me, says that <<'str'['int'm' list'] object is not callable>>

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2 answer(s)

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Dima Zherebko, 2016-03-12
@G_tost

Simply put, this is the rule by which the array is sorted.
A set of implemented comparator interfaces.