Implement a voting system with JSP/Servlet

You will learn how to implement a voting user-based system that can check duplicate votings. This course will cover DB schema and coding aspects of the development.
You will use MVC pattern, DAO and template patterns underneath.
Source code and complete Java EE training is available for you on udemy with a great price.
https://www.udemy.com/java-web-developmen-with-real-world-development-flow/?couponCode=YOUTUBEDISCOUNT