Android通过adb启动应用

usage: am [subcommand] [options]
start an Activity:
am start [-D]  -D: enable debugging
send a broadcast Intent:
am broadcast
start an Instrumentation:
am instrument [flags]
-r: print raw results (otherwise decode REPORT_KEY_STREAMRESULT)
-e : set argument to
-p : write profiling data to
-w: wait for instrumentation to finish before returning
start profiling:
am profile start
stop profiling:
am profile stop
specifications include these flags:
[-a ] [-d ] [-t ]
[-c [-c ] ...]
[-e|--es ...]
[--ez ...]
[-e|--ei ...]
[-n ] [-f ] []

$ adb shell
$ am start -n ｛包(package)名｝/｛包名｝.{活动(activity)名称}

am start -n com.example.wdy.classifier/com.example.wdy.classifier.MainActivity