android-First Day

1.google

2.application->application framework->libraries (call relationship)

3.strings.xml is a global string configuration file

4.ADT(Android Development Tools): Where DDMS is the test plug-in

5.log output in Android DDMS

LOG.V (string tag, string msg): Output Redundant message log.d (string tag, string msg): Output Debug Message log.i (string tag, string msg): Output normal message LOG.W (Strin g tag, string msg): Output warning message log.e (string tag, string msg): Output error message