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. Android application package file is the file format used to distribute and install application software and middleware onto Google's Android operating system; very similar to MSI package in Windows or Deb package in Ubuntu.