A Beginners' Guide to Blazor WebAssembly - Preventing Duplicate Records
How to avoid adding duplicate records to the database and display a warning message to the user when an attempt to insert a duplicate is made.
Useful Links:
Video script, including code: https://blazorcode.uk/countriesandcit...
DB Browser for SQLite: https://sqlitebrowser.org
Dapper: https://github.com/DapperLib/Dapper
SQLite Tutorial: https://www.sqlitetutorial.net
Learn Dapper: https://www.learndapper.com
Dapper Tutorial – Dynamic Parameters: https://dapper-tutorial.net/parameter...