Express JS Env Variables: Essential Setup & Best Practices
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Express JS env variables are one one of the most important aspects of building a scalable and secure Node.js and Express application. You'll learn how to use dotenv file in Node.js and configure environment variables to keep sensitive data like API keys and database connections secure while making your app flexible and production-ready.
⏱ Timestamps:
0:00 – Introduction
0:32 – Setting Up `.env` and `.env.example` Files
1:19 – Adding Environment Variables to `.gitignore`
1:29 – Loading Environment Variables with `dotenv-cli`
2:54 – Creating a Centralized Configuration File
3:49 – Accessing Environment Variables in Your Code
5:21 – Conclusion
By the end of this tutorial, you'll have a solid understanding of how to effectively handle environment variables in your Node.js and Express projects.
🚀 Be sure to watch the first part of this series where we scaffold a Node.js and Express app: • Express JS Tutorial: Project Set Up a...
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