(It is said to be a series of Scala lectures for netizens to translate R books. The translations are of better quality, with summative overviews of the technical details of various aspects of Scala. There are 6 pdf files in total, corresponding to 6 major themes.Scala Lectures: Types in Scala (6).pdf
Scala Lectures: Scala Language Adventures One (3).pdf
Scala Lectures: Scala Language Adventures Three (3).pdf
Scala Lectures: Scala Language Adventures II (3).pdf
Scala Lectures: How to Be a Function Brain (7).pdf)