.NET Core Microservices - Demo - Synchronous Communication and Alerts Display

The video tutorial covers the process of validating coupon codes during checkout in a web application. It explains how to handle errors using view bags and temp data, and demonstrates debugging techniques for issues in the shopping cart. The tutorial also delves into the logic within controllers and repositories for updating cart details, and tests the integration of a coupon API to ensure correct discount application. The video concludes with a demonstration of the checkout process, highlighting the importance of synchronizing data between services.

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