@robotlolita I liked your blog post, the only problem is calling it a "Validation monad" - you can't write a monad for it.
-
-
This Tweet is unavailable.
-
Replying to @_robotlolita
@robotlolita@mausch if Validation had a monad it'd be the same as Either. Just provide Validation s a -> Either s a :)4 replies 0 retweets 0 likes -
Replying to @puffnfresh
@puffnfresh After all, we don't distinguish between concatenation and zipping by making different types of lists...2 replies 0 retweets 0 likes
Replying to @nuttycom
@nuttycom @puffnfresh that's because there is no type class selection. Using a type class as anything else is a code smell.
12:06 AM - 15 Dec 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.