Can I study offline courses?
Android app: Go to the course section of the app. Tap on 'Change', then on the three dots on the right side of the course you want to download and then on 'Make offline availbale'. iOS: Sorry, I don't know.
thanks! I did it
What language? Some tutorials can be downloaded. Java: http://www.oracle.com/technetwork/java/javase/java-tutorial-downloads-2005894.html
Thanks :) c# and c++. But I want learn them from the resource of this application .. it's impossible?
Yes, it is impossible. Everything is processed on their server.