Curso programacion de aplicaciones Android [parte1]

link: http://www.youtube.com/watch?v=vWzapm-p2VI&list=PL46F810AEA38A75CF&index=1&feature=plpp_video 


link: http://www.youtube.com/watch?v=gfYwXyIvtEo&list=PL46F810AEA38A75CF&index=2&feature=plpp_video 


link: http://www.youtube.com/watch?v=QSGJrE816Ik&list=PL46F810AEA38A75CF&index=3&feature=plpp_video