What are environment variables and how do they work in different operating systems?
Environment variables are dynamic values that affect the processes and behavior of running applications. They vary across operating systems.
Can you give me examples of environment variables in Windows?
Sure! In Windows, common environment variables include PATH, TEMP, and USERPROFILE. They help define system paths and user settings.
What about Linux? Are there different ones?
Yes, in Linux, you have variables like HOME, PATH, and SHELL. These control user directories and shell behavior.
How can I set an environment variable in macOS?
In macOS, you can set an environment variable using the export command in the terminal, like this: export VAR_NAME=value
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