By default, when creating a react app with the create-react-app tool, the local server is run on the port 3000. To change it, create a .env file at the root of the project, and type PORT=8080 in it.
Your app now listens on the port 8080.
I recently needed to generate a self-signed certificate to test a website locally. I wasn't familiar with the process, and I wanted to share here what I learned. First, we need a private key. A private key is a long series of characters that must be kept secret. In my context, it will be used to encrypt messages before the client and the server, in a way secure enough to prevent anybody to spy on them. Once the private key is created, we need to generate another file that will be the "signature" of our certificate. Among other data, this file will contains some information specific to the server's context: country, organization's name, email address of the organization's technical contact, etc. Once this signature is established, there are two paths: - Path A: If we want our server to be publicly accessible, every browser in the world must able to trust the certificate. In order for that to happen, we need to send our signature file to one of the official SSL ...
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