Prawn, would like to ask about the android application development

Prawn, I would like to learn about android application development, but time is short, I do not know what way to get started faster?
I mean, I hope to help the prawn Ming Road!

I'm going to take a quick look at java syntax, and then look inside the training android sdk and api guides, and then do some of those examples android sdk directory, I do not know which method they fit. . .<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
Learning Android SDK directly below Samples, learn the basic controls are finished, Button, TextView, ListView, EditText, events,
Activity, UI layout,
Basically you can write some simple applications, and do not know to go to find information, learn best practices.