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Linux in a Nutshell, 6th Edition by Robert Love, Stephen Figgins, Ellen Siever, Arnold Robbins

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Name

newgrp

Synopsis

newgrp [-
] [group]

Change user’s current group ID to the specified group. If no group is specified, change to the user’s login group. The new group is then used for checking permissions. If - is specified, also reinitialize the user’s environment.

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