Thank you and licence
Course material has been done by Jami Kousa with the help of University of Helsinki's Tietojenkäsittelytieteen osaston sovelluskehitysakatemia (Toska) and numerous course attendees.
This material is licenced under Creative Commons BY-NC-SA 3.0 -licence so you can freely use and distribute the material, as long as original creators are credited. If you make changes to material and you want to distribute altered version it must be licenced under the same licence. Usage of material for commercial use is prohibited without permission.