scala concatenate list
scala> val c = a ::: b c: List[Int] = List(1, 2, 3, 4, 5, 6)
Source: alvinalexander.com
scala concatenate list
scala> val c = a ++ b c: List[Int] = List(1, 2, 3, 4, 5, 6)
Source: alvinalexander.com