Changes

# [https://www.answertopia.com/android-studio/an-android-floating-action-button-and-snackbar-java-tutorial/ Working with the Floating Action Button and Snackbar]<br><br>

# [https://www.answertopia.com/android-studio/creating-a-tabbed-interface-using-the-tablayout-component-in-java/ Creating a Tabbed Interface using the Android TabLayout Component]<br><br>

# [[An Android RecyclerView and CardView Tutorial]]<br><br>

# [[An Android Layout Editor Sample Data Tutorial]]<br><br>