FAQ Database Discussion Community

How to set default image to Android phone contact that has no previous image

I have a piece of code which updates the an Android contact´s image, the problem is that it doesn't work when the contact has no previous image. I also checked that the contact was from "Phone" account or "*@gmail.com" account. When it already has an image with these accounts I...

Unable to identify WhatsApp contacts

I'm trying to write an Android program which can identify if a given contact number is associated with WhatsApp or not. I managed to find out if a particular contact name has WhatsApp account or not. How can I find out which contact corresponding to that contact name has WhatsApp?...