retronym

scala> trait Forall[F[_]]{ def apply[A]: F[A] }
defined trait Forall

scala> type ListFun[A] = List[A] => List[A]
defined type alias ListFun

scala> object Reverse extends Forall[ListFun] { def apply[A] = _.reverse}
defined module Reverse

scala> Reverse[String](List("1", "2"))

mtigas

Client-side SSL

For excessively paranoid client authentication.

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Updated Apr 5 2019:

because this is a gist from 2011 that people stumble into and maybe you should AES instead of 3DES in the year of our lord 2019.

some other notes: