**CS1021 Software Development II** Lecture Videos Winter 2018-2019 Week 9 Lecture 2 # Class Activity Setup [download](oldlecs/1021-9-2a.mp4)  # Activity 1 `getReals()` [download](oldlecs/1021-9-2b.mp4)  # Activity 2 `IsReal` [download](oldlecs/1021-9-2c.mp4)  # Activity 3 `getSpecified()` [download](oldlecs/1021-9-2d.mp4)  # Activity 4 `getSpecified()` with `IsReal` [download](oldlecs/1021-9-2e.mp4)  # Activity 5 Lambda with `getSpecified()` [download](oldlecs/1021-9-2f.mp4)  # Activity 6 Filtering with `Stream` [download](oldlecs/1021-9-2g.mp4)  # Activity 7 `List.forEach()` [download](oldlecs/1021-9-2h.mp4)  # Activity 8 Average with `DoubleStream` [download](oldlecs/1021-9-2i.mp4)  # Activity 9 Stream from a file [download](oldlecs/1021-9-2j.mp4) 