Your preparation before meeting in would be:
1) Download and install Android Developer Studio from - http://developer.android.com/sdk/index.html
2) View the video tutorial 1-12 &
18-20 from this playlist - http://www.youtube.com/playlist?list=PL6gx4Cwl9DGBsvRxJJOzG4r4k_zLKrnxl
Slides and examples for the lecture is accessible here: http://bjoerks.net/klasser/Mobile_2015_Foraar/materials/
From the lecture:
AndroidStudioProjects_SimpleExample.zip (last week)
Android_Intro01.pdf
Android_Intro02.ppt
ActivityLifeCycle.pptx
Android_LogDebug.ppt
Android_View01.ppt
SetFixedOrientation.ppt
ADV_Hotkeys.htm