--env production
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What is "--env production"?#
As a web developer, I have come across the term "--env production" quite often. This is an important command that is used when deploying a web application to a production environment. In simple terms, "--env production" is a flag that tells the application to use the production environment settings instead of the development environment settings.
Why is it important?#
During development, we often use different settings such as debug mode or different database credentials to make debugging easier. However, these settings are not suitable for a production environment where security and performance are the primary concerns. We need to make sure that the application is optimized and secure.
How to use "--env production"#
To use "--env production", we need to specify it while running the command to start the application. For example:
npm start -- --env production
This command would start the application using the production environment settings. The exact settings would depend on how you have configured your application.
Other ways to use it#
There are other ways to use "--env production" depending on your application framework or build system. For example:
- In Angular CLI, we can use "--configuration production" flag instead of "--env production".
- In Webpack, we can specify the environment variable "NODE_ENV=production" to use the production settings.
It's important to check the documentation of your specific framework or build system to see how to use "--env production" or its equivalent.