Trainer knowledge and easiness with which he presented it.
dobre przygotowanie i wiedza trenera + zaangazowanie
Antonio gave is much background information, best practices and showed us useful tools to speed up our development process.
Lectures (David is very knowledgeable on Android)
The detail given about each topic was really nice, he made sure we understood each topic before moving to the next.
breaking down the multiple services, actions, devices, etc into the component parts.
It was very interesting and I gained a lot of valuable knowledge.
All of it was excellent and well taught. Very interesting.
Trainer was willing to explore additional problems in dagger.