Spring Boot's application.properties file and its application.yaml counterpart are key to creating flexible and configurable Java applications.

Get ready to deploy the Spring Java and React application to production, using MongoDB Atlas, Vercel for the React front end, and a Spring VM to host the back end.

Now let’s examine how we can build a simple microservices-based application in ASP.NET Core. We’ll start by creating an ASP.NET Core Web API project.