Tips
Android SDK Versions - name/version numbers for important android releases (because we never remember!).
Java Package Names - how best to name my android packages and maven artifacts?
Where to Contribute Code - where to share code, in the github rosjava organisation, or privately?
Advertising My Projects - where to list my projects so that others can find them?
Build Environment
Upgrade Gradle Plugin - how and where to upgrade/override the android gradle plugin that is used.
Upgrade Build Tools Version - when and how to upgrade the centralised build tools version setting.
Show me the Android Debs - why we have rosjava debs but no android debs.
Build Warnings/Errors
UploadArchives Errors - spammy notifications whenever uploading binary projects.
Common Gradle Error Messages - errors that are sometimes hard to decipher.
Issue of building application with modified rosjava core modules - Problem building your application with modified rosjava core modules like rocon_rosjava or common_tools in android_remocon_project.
Android Studio
Version 0.4.0
Can't import gradle projects - import/open behaviour changed from 0.3->0.4.