In this practical, you extend the app so that it only initializes the data in the database if there is no existing data. When the app closes and re-opens, the app re-initializes the database, and words that the user has added are lost. So far, that app displays a list of words, and users can add words. You will extend the RoomWordsSample app that you created in the previous practical. Optionally, in a coding challenge, extend the app to allow the user to update existing words.Allow users to delete a specific word by swiping an item in the list.
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