Eclipse Doesn't Recognize my Android Device

Question

I have the samsung galaxy tab, when I plug it into to eclipse to run and debug my apps. Eclipse doesn\'t recognize the device. When I try it with my friend\'s Droid 2 it sti

Answer 1

Addition to Tor-Morten's answer: Only checking the Developer setting for USB debugging may not be enough. The USB connection setting (Android 4.4: Settings -> Storage -> Option Menu -> USB computer connection) needs to be checked for either "Media device" or "Camera" before it will be shown in Eclipse's Android Device Chooser window.