10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi.
In need to delete line before and after pattern in file. I came to following commands.
Delete line before
sed -ni '/pattern/{x;d;};1h;1!{x;p;};${x;p;}' /etc/testfile
Delete line after
sed -i '/pattern/{N;s/\n.*//;}' /etc/testfile
Is it possible to merge it in single command? (3 Replies)
Discussion started by: urello
3 Replies
2. Shell Programming and Scripting
I have a file
# cat /tmp/user_find.txt
/home/user/bad_link1
/home/user/www
/home/user/mail
/home/user/access_logs
/home/user/bad_link2
I need to delete lines where there are patterns /home/user/www, /home/user/mail and /home/user/access_logs. I used below method, but its throwing error... (8 Replies)
Discussion started by: anil510
8 Replies
3. Shell Programming and Scripting
Greetings, I need some assistance here as I cannot get a sed line to work properly for me. I have the following list:
Camp.S01E04.720p.HDTV.X264-DIMENSION
Royal.Pains.S05E07.720p.HDTV.x264-IMMERSE
Whose.Line.is.it.Anyway.US.S09E05.720p.HDTV.x264-BAJSKORV
What I would like to accomplish is to... (3 Replies)
Discussion started by: choard
3 Replies
4. Shell Programming and Scripting
here is what i want to achieve.. i have a file with below contents
cat fileName
blah blah blah
.
.DROP this
REJECT that
.
--sport 7800 -j REJECT --reject-with icmp-port-unreachable
--dport 7800 -j REJECT --reject-with icmp-port-unreachable
.
.
.
more blah blah blah
--dport 3306... (14 Replies)
Discussion started by: vivek d r
14 Replies
5. Shell Programming and Scripting
This is my first post, please be nice. I have tried to google and read different tutorials.
The task at hand is:
Input file input.txt (example)
abc123defhij-E-1234jslo
456ujs-W-abXjklp
From this file the task is to grep the -E- and -W- strings that are unique and write a new file... (5 Replies)
Discussion started by: TestTomas
5 Replies
6. Shell Programming and Scripting
I have a file that will sometimes contain a pattern. The pattern is this:
FRM CHK 0000
I want to find any lines with this pattern, delete those lines, and also delete the line above and the line below. (4 Replies)
Discussion started by: nickg
4 Replies
7. UNIX for Dummies Questions & Answers
I have a file that will sometimes contain a pattern. The pattern is this:
W/D FRM CHK 00
I want to find any lines with this pattern, delete those lines, and also delete the line above and the line below. (1 Reply)
Discussion started by: nickg
1 Replies
8. Shell Programming and Scripting
trying to use sed in finding a matching pattern in a file then deleting
the next line only .. pattern --> <ad-content>
I tried this but it results are not what I wish
sed '/<ad-content>/{N;d;}' akv.xml > akv5.xml
ex,
<Celebrant2First>Mickey</Celebrant2First>
<ad-content>
Minnie... (2 Replies)
Discussion started by: aveitas
2 Replies
9. UNIX for Advanced & Expert Users
Hi,
I need help with using an awk or sed filter on the below line
ALTER TABLE "ACCOUNT" ADD CONSTRAINT "ACCOUNT_PK" PRIMARY KEY ("ACCT_ID") USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 STORAGE(INITIAL 65536 FREELISTS 1 FREELIST GROUPS 1) TABLESPACE "WMC_DATA" LOGGING ENABLE
Look for... (1 Reply)
Discussion started by: rajan_san
1 Replies
10. Shell Programming and Scripting
Hi,
I need help with using an awk or sed filter on the below line
ALTER TABLE "ACCOUNT" ADD CONSTRAINT "ACCOUNT_PK" PRIMARY KEY ("ACCT_ID") USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 STORAGE(INITIAL 65536 FREELISTS 1 FREELIST GROUPS 1) TABLESPACE "WMC_DATA" LOGGING ENABLE
Look for... (2 Replies)
Discussion started by: rajan_san
2 Replies