Sponsored Content
Top Forums UNIX for Dummies Questions & Answers sed command to Insert a line before the last four lines of the file Post 302955525 by Don Cragun on Friday 18th of September 2015 07:08:18 AM
Old 09-18-2015
Is this a homework assignment?

Homework and coursework questions can only be posted in this forum under special homework rules.

If this is homework, please repost in the Homework and Coursework Forum. If not, please explain why you are trying to do this.

Hi disedorgue,
I am hiding your response until we get an answer to the homework question.
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Insert a line including Variable & Carriage Return / sed command as Variable

I want to instert Category:XXXXX into the 2. line something like this should work, but I have somewhere the wrong sytanx. something with the linebreak goes wrong: sed "2i\\${n}Category:$cat\n" Sample: Titel Blahh Blahh abllk sdhsd sjdhf Blahh Blah Blahh Blahh Should look like... (2 Replies)
Discussion started by: lowmaster
2 Replies

2. Shell Programming and Scripting

Delete a line between selected lines using sed or any other command

I want to delete a line between selected lines using sed: e.g. : Between "bus" to "pins", delete lines conaining "signal" word. Input : bus direction signal new signal old pins signal ok end Desired Output: bus direction pins signal end (4 Replies)
Discussion started by: nehashine
4 Replies

3. Shell Programming and Scripting

Sed insert text at first line of empty file

I can't seem to get sed to allow me to insert text in the first line of an empty file. I have a file.txt that is a 0 byte file. I want sed to insert " fooBar" onto the first line. I've tried a few options and nothing seems to work. They work just fine if there's text in the file tho. Help? (4 Replies)
Discussion started by: DC Slick
4 Replies

4. Shell Programming and Scripting

Using sed to insert text file at first line

sed '1r file.txt' <source.txt >desti.txt This example will insert 'file.txt' between line 1 and 2 of source.txt. sed '0r file.txt' <source.txt >desti.txt gives an error message. Does anyone know how 'sed' can insert 'file.txt' before the first line of source.txt? (18 Replies)
Discussion started by: psve
18 Replies

5. Shell Programming and Scripting

Insert few lines above a match using sed, and within a perl file.

Greetings all, I am trying to match a string, and after that insert a few lines above that match. The string is "Version 1.0.0". I need to insert a few lines ONLY above the first match (there are many Version numbers in the file). The rest of the matches must be ignored. The lines I need to... (2 Replies)
Discussion started by: nagaraj s
2 Replies

6. Shell Programming and Scripting

Insert shell command into first line of output file

How can I insert the command executed on the shell into the first line of my output file? For example if I execute; zcat *.gz |grep “User5501” > users.out How can I make my users.out look like; zcat *.gz |grep “User5501” > users.out User5501 PA User5501 UA User5501 ZA... (3 Replies)
Discussion started by: lewk
3 Replies

7. Shell Programming and Scripting

SED - insert space at the beginning of line and multi replace command

hi I am trying to use SED to replace the line matching a pattern using the command sed 'pattern c\ new line ' <file1 >file 2 I got two questions 1. how do I insert a blank space at the beginning of new line? 2. how do I use this command to execute multiple command using the -e... (5 Replies)
Discussion started by: piynik
5 Replies

8. Shell Programming and Scripting

Insert output from a file to beginning of line with sed

Hi I've been trying to search but couldn't quite get the answer I was looking for. I have a a file that's like this Time, 9/1/12 0:00, 1033 0:10, 1044 ... 23:50, 1050 How do I make it so the file will be like this? 9/1/12, 0:00, 1033 9/1/12, 0:10, 1044 ... 9/1/12, 23:50, 1050 I... (4 Replies)
Discussion started by: diesel88
4 Replies

9. Shell Programming and Scripting

sed insert new line does not update file

Hi all, I have a file called "text.cpp" with the first line of "1" afterwards I tried in Ubuntu to type the following sed '12iasdasdasdasdsad' test.cpp > output.txt however when I tried to see the result of output.txt #cat output.txt 1 why is the line 12 is not updated to the... (6 Replies)
Discussion started by: peuceul
6 Replies

10. Shell Programming and Scripting

Insert charactera in 1st position of specific lines using vi editor or sed command

Dear all, i am having text file like below surya rama ranga laxman rajesh reddy i want add string (OK) before a text from line 3 to 5 the result will be surya rama OK ranga OK laxman OK rajesh reddy (1 Reply)
Discussion started by: suryanarayana
1 Replies
httppower(8)							     powerman							      httppower(8)

NAME
httppower - communicate with HTTP based power distribution units SYNOPSIS
httppower [--url URL] DESCRIPTION
httppower is a helper program for powerman which enables it to communicate with HTTP based power distribution units. It is run interac- tively by the powerman daemon. OPTIONS
-u, --url URL Set the base URL. INTERACTIVE COMMANDS
The following commands are accepted at the httppower> prompt: auth user:pass Authenticate to the base URL with specified user and password, using ``basic'' HTTP authentication which sends the user and password over the network in plain text. seturl URL Set the base URL. Overrides the command line option. get [URL-suffix] Send an HTTP GET to the base URL with the optional URL-suffix appended. post [URL-suffix] key=val[&key=val]... Send an HTTP POST to the base URL with the optional URL-suffix appended, and key-value pairs as argument. FILES
/usr/sbin/httppower /etc/powerman/powerman.conf ORIGIN
PowerMan was originally developed by Andrew Uselton on LLNL's Linux clusters. This software is open source and distributed under the terms of the GNU GPL. SEE ALSO
powerman(1), powermand(8), httppower(8), plmpower(8), vpcd(8), powerman.conf(5), powerman.dev(5), powerman-devices(7). http://sourceforge.net/projects/powerman powerman-2.3.5 2009-02-09 httppower(8)
All times are GMT -4. The time now is 08:40 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy