Bogdan Daniel questions

• How to insert null field using Room Android
• How to modify the color of a 9patch image Android ?
• onActivityResult inside a RecyclerView.Adapter not being used
• With what can I replace http deprecated methods?
• Error inflating class com.facebook.drawee.view.SimpleDraweeView
• How can I use a cursorLoader in a ViewPager?
• rescue_from ActionController::RoutingError doesn't work
• Adding custom parameters to devise registration - unpermitted parameters
• Test events were not received - Android Studio

Bogdan Daniel answers