PROBLEM:
When launching code to run on a connected Android smartphone through eclipse, sometimes the connection fails and errors like this appear:
adb rejected install command with: device offline
or
Unable to open sync connection!
SOLUTION:
Locate adb.exe and manually kill and start in the command line:
SOURCE:
http://stackoverflow.com/questions/5484636/android-device-debug-stopped-after-plug-other-phone
