Log.i("MainActivity","onCreate method called");
Log.e("NetworkConnection","Unable to connect to server: " + e.getMessage());
Log.d("Database","User " + userID + " not found");This logs a debug message with the tag "Database" and the content "User [userID] not found". This can be used to track when data is not being retrieved correctly from the database. The package library for android.util.Log is android.util.