Enter the environment variable in the following format: my_env_var="val" Since this file will only accept the name-key value pair, you dont need to use the export command for the environment file.

Learn how to set the PATH variable in macOS. The PATH variable is a file system environment variable that contains the location of commands and program files. In this article, you’ll learn how ...

Or, maybe you want to set a URL as an environment variable to work with a script. You could set the MY_SITE variable as, say, techrepublic.com, and use the variable in a bash script.

That command would be: docker exec -it postgresql psql -U TechRepublic And that’s how you pass environment variables to a Docker container, either from the command line or using an .env file.

Setting the PATH variable allows you to launch programs via CLI from anywhere on your system. Here's how to set the PATH variable in Windows and make the most of it.