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Fixed sponge instructions

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Mike Farah 2020-01-11 16:01:32 +11:00
parent eeeeeffd7b
commit f18c5161e0
1 changed files with 3 additions and 3 deletions
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README.md
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@ -35,16 +35,16 @@ snap install yq
`yq` installs with with [_strict confinement_](https://docs.snapcraft.io/snap-confinement/6233) in snap, this means it doesn't have direct access to root files. To read root files you can: `yq` installs with with [_strict confinement_](https://docs.snapcraft.io/snap-confinement/6233) in snap, this means it doesn't have direct access to root files. To read root files you can:
``` ```
sudo cat /etc/myfile | yq -r - somecommand sudo cat /etc/myfile | yq r - a.path
``` ```
And to write to a root file you can either use [sponge](https://linux.die.net/man/1/sponge): And to write to a root file you can either use [sponge](https://linux.die.net/man/1/sponge):
``` ```
sudo cat /etc/myfile | yq -r - somecommand | sudo sponge /etc/myfile sudo cat /etc/myfile | yq w - a.path value | sudo sponge /etc/myfile
``` ```
or write to a temporary file: or write to a temporary file:
``` ```
sudo cat /etc/myfile | yq -r - somecommand | sudo tee /etc/myfile.tmp sudo cat /etc/myfile | yq w - a.path value | sudo tee /etc/myfile.tmp
sudo mv /etc/myfile.tmp /etc/myfile sudo mv /etc/myfile.tmp /etc/myfile
rm /etc/myfile.tmp rm /etc/myfile.tmp
``` ```