TIL Today I Learned Categories Databases Python Databases Select exterme rows within groups Python Async, await, coroutines, etc Vulture for dead code detection Records for minimalist SQL querying Scala case class copying Specifying implicits in generic functions The Pimp My Library Pattern Unix The correct way to set the default shell About Idea courtesy https://github.com/jbranchaud/til, courtesy https://github.com/thoughtbot/til