I bought 3 baby puffer fish and they don&#39;t seem to be eating pellets, flakes or bloodworms.
Apk is the android package. R.java (auto generated file) when compiled along with .class (java classes) generated .dex file but these files are not deployable. .dex files are then reprocessed along with manifest file, and other resources (mp3, video, image) and .apk file is generated. This file is deployable.
APK file extension. File type: Android Package FileDeveloper: GoogleCategory: Executable files. Android (Linux-based mobile phone platform created by Google and the Open Handset Alliance) application package created with Google Android SDK (Java-based development kit).