Given a sequence of eithers开发者_Python百科 Seq[Either[String,A]] with Left being an error message. I want to obtain an Either[String,Seq[A]] where I get a Right (which will be a Seq[A]), if all elem
I\'m trying to write a set of filtering functions that can be chained together to progressively filter a data set. What\'s tricky about this is that I want to be able to define the filters in a differ
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