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• There is often Android development problem when the Android connects to the computer but only able to charge and nothing else.
• As it was in my experience, the problem lies on the USB cable used.
• Cheap USB cable only able to transfer power, where as the more legit, expensive ones are able to both transfer power and data.

./20170712-1430-cet-2-2.png

• In older target Android Studio, import porterduff; is changed into import android.graphics.porterduff;.

./20170712-1430-cet-2-4.png