Feature flags are a powerful tool for managing the development and deployment of new features.

They allow you to enable or disable specific features or parts of your code without redeploying the application. This makes it easy to control feature rollouts, limit visibility or address issues without the need for hotfixes or rollbacks.

CORS is one of those errors almost every developer runs into at least once while building a Web API.

We all manage to find a quick fix at some point, but the understanding of how CORS actually works is often overlooked.

In this blog post, we’ll take a closer look at what CORS is and how to handle it properly.