Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Visit Stack Exchange
Stack Internal
Knowledge at work
Bring the best of human thought and AI automation together at your work.
Explore Stack Internalsed seems like the right tool:
sed -i '/radius-server/!b;n;n;d' filename How it works:
/radius-server/!b # as long as it's NOT 'radius-server' do nothing (branch to end) n # read next line (replace current line with next line) n # same as above - we now read 2 lines d # delete the current line UPDATE - to modify multiple files, simply use glob instead of filename, e.g.
sed -i '/radius-server/!b;n;n;d' * sed seems like the right tool:
sed -i '/radius-server/!b;n;n;d' filename How it works:
/radius-server/!b # as long as it's NOT 'radius-server' do nothing (branch to end) n # read next line (replace current line with next line) n # same as above - we now read 2 lines d # delete the current line sed seems like the right tool:
sed -i '/radius-server/!b;n;n;d' filename How it works:
/radius-server/!b # as long as it's NOT 'radius-server' do nothing (branch to end) n # read next line (replace current line with next line) n # same as above - we now read 2 lines d # delete the current line UPDATE - to modify multiple files, simply use glob instead of filename, e.g.
sed -i '/radius-server/!b;n;n;d' * sed seems like the right tool:
sed -i '/radius-server/!b;n;n;d' filename How it works:
/radius-server/!b # as long as it's NOT 'radius-server' do nothing (branch to end) n # read next line (replace current line with next line) n # same as above - we now read 2 lines d # delete the current line