TLDR
Enter a command. For example: mas, xed, fdesetup, mdutil, secd.

caffeinate

 
Prevent macOS from sleeping. More information: https://ss64.com/osx/caffeinate.html.
 
  • Prevent from sleeping for 1 hour (3600 seconds):
     
    caffeinate -u -t {{3600}}
     
  • Prevent from sleeping until a command completes:
     
    caffeinate -s "{{command}}"
     
  • Prevent from sleeping until you type Ctrl-C:
     
    caffeinate -i

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