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# set npm globals path in windows
setx PATH "C:\Users\<username>\AppData\Roaming\npm;%PATH%"
# or
setx PATH "%USERPROFILE%\AppData\Roaming\npm;%PATH%"
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flag for npm install installs a module globally on your system.
good for tools, utilities you will use in more than one project
--global flag when running the install command
it puts the module in a system directory
rather than locally (to the current directory).