Damian Jeżewski questions

Damian Jeżewski answers

• AndEngine confusion unregistering an IUpdateHandler
• Mark selected user as checked in FriendPicker (Facebook SDK for Android)
• Gradle Build Error - NullPointerException thrown during app:compileDebugJava gradle task
• A library uses the same package as this project after importing Facebook SDK
• Textview onClick is being called instead of the Listview onItemClick.