Waheed Khan questions

• AutoModelSelect2Field not working using django-select2
• Info about Action MAIN and Category Launcher in Android Manifest
• Send Email in Service (without prompting user)
• data warehouse and database difference in implementation
• give a delay of few seconds without using threads
• Publishing my first android application in Android market
• Create a true splash screen
• difference between WCF Services and Web Services and REST Service
• Only Email apps to resolve an Intent

Waheed Khan answers