Lately I wanted to explore more in-depth functional programming concepts. When I was looking for resources I found an interesting bundle (with 60% discount) from O’Reilly :
It turned out they are really nice because they present code examples for the different programming languages like: Java, Scala or Closure. That approach gives you a bigger picture how functional programming can be applied. I’d say that the book contains almost everything you can see in the related video, plus it’s more up to date and it contains a bit more details. On the other hand the video is much more interactive.
My next pick was: