Practice this fail.
Permission denied, selectively.
Linux · Restart as often as you like
Read the error, choose a command, and learn
why it works. Nothing runs on your machine.
A trusted script ./deploy.sh exists and you own it. Add execute permission for its owner only, preserving all other permission bits.
Permission denied, selectively.
$ ./deploy.sh
Permission denied
How do you add only the owner execute bit?
Fixed. By hand.
chmod u+x ./deploy.shThe symbolic mode u+x adds execute permission for the owner. It preserves other bits, unlike replacing the entire mode with an octal value.
Practice does not affect your daily score or streak.