When should I use environment variables in my application?
You should use environment variables to store sensitive information like API keys, database URLs, and configuration settings.
Can you give me an example of sensitive information that should be stored in environment variables?
Sure! Examples include database passwords, third-party service credentials, and any secret tokens.
What are the benefits of using environment variables instead of hardcoding values?
Using environment variables enhances security, makes your application more flexible, and simplifies configuration management.
How do I set environment variables in a Node.js application?
You can set environment variables in Node.js using the process.env
object or by using a package like dotenv
.
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