The code should be use as a template to build a program that upload and update product on Shopify. It has been design in a way to be able to easily be change in order to meet the need of the user. (E.g. Load the product data from database.);
The Simple_Feed class is an example on the way to input product data into the program.
The code requirements:
.NET 4.6
Visual Studio 2015
Shopify Account
Shopify App