I was looking for android programming,but there is not anything related right??

Answer 1

There is a whole Kotlin course and you can find a few android related topics in community lessons, if you look hard enough.
Also lots of content and collection of resources on these forums and some in web codes.
https://www.sololearn.com/learn/1439/?ref=app
https://www.sololearn.com/learn/7792/?ref=app
https://www.sololearn.com/Discuss/823823/?ref=app