GitarPlayer/grep.md

Last active March 4, 2022 08:51

Star () You must be signed in to star a gist
Fork () You must be signed in to fork a gist

Learn more about clone URLs
Clone this repository at <script src="https://gist.github.com/GitarPlayer/2692350f99fb88abc768428f80e02d4d.js"></script>
Save GitarPlayer/2692350f99fb88abc768428f80e02d4d to your computer and use it in GitHub Desktop.

Download ZIP

grep that compares two configs a and b and finds all config lines present in file a and not in b. Of course a diff could do that, but sometimes you don't want to deal with the order or the differences of whitespaces. between the configs.

Raw

grep.md

cat a
a
b
c
d
e
cat b
c
d
e
grep -Fxvf b a
a
b

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment