"But arguing that map should not exist on sets is ... weird" - just saying weird is not an excuse. This is why #Scala can't have nice things
-
-
Replying to @puffnfresh
@puffnfresh I do think it needs some explaining. It's not something "generally known" to folks.1 reply 0 retweets 0 likes -
Replying to @jsuereth
@jsuereth@puffnfresh Because you could map to the same element twice and end up with a smaller set that you began with?1 reply 0 retweets 0 likes -
Replying to @m_hughes
@m_hughes@puffnfresh True, but isn't that still a "map"? Aren't you still moving categories?3 replies 0 retweets 0 likes
Replying to @jsuereth
@jsuereth @m_hughes @puffnfresh yes that is still map since it preserves identity and composition.
5:07 PM - 12 Sep 2013
0 replies
0 retweets
0 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.