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Work on this part first.
How do you get an element from the database to print it to the user? Short of writing the code for you I do not know how to better answer the question.

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This describes multiple things. Which one specific thing are you stuck on? Reading input? Selecting a row? Deleting the row? Updating the display?

I do not understand what that means

Post the...

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Please post the code in question on the forum, and not through some link.