Need to add prefix using sed or awk from cat the file Post: 303006248

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Problem to add the string(without sed & awk) into the middle of file

Hi, I have tried many times to add the string into the first line of the file or the middle of the file but could not find the solution. I first tried by $echo "paki" >> file This code only append paki string at the end of file "file" but how can i add this "paki" into the first line or...

2. UNIX for Dummies Questions & Answers

tr, sed, awk, cat or scripting

I need to change all Newline caracters (\12) to Fieldseparator(\34). tr -A '\12' '\34' <file1> file2 Replace all delete (\177) with Newline (\12) tr -A '\177' '\12' <file2> file3 Put the name of the file first in all rows. awk '{printf "%s\34%s\n", FILENAME,$0} file3 > file4 So far no...

3. Shell Programming and Scripting

Remove prefix using awk

Remove prefix using awk File: nawk -F"|" '{if ($1 ~ /^xyz./) print; else { gsub(.*\..*, \..*, $1) ;print }}' file Error: ouput required:

4. Shell Programming and Scripting

Need awk script to add a prefix to each line in file

Hello , I have file with below content : '165567885', '165568443', '165568805', I need an awk script that would add a prefix zero after first ' . Like '0165567885', '0165568443', '0165568805', Please help. Thanks in advance.

5. Shell Programming and Scripting

awk or sed to add field in a text file

Hi there, I have a csv file with some columns comma sepated like this : 4502-17,PETER,ITA2,LEGUE,92,ME - HALF,23/05/10 15:00 4502-18,CARL,ITA2,LEGUE,96,ME - HALF,20/01/09 14:00 4502-19,OTTO,ITA2,LEGUE,97,ME - MARY,23/05/10 15:00 As you can see the column n. 7 is a timestamp column, I need...

6. Linux

Adding a prefix to a column using awk/sed commands

Hello, I am a newbie to linux and struggling to find a better way to append a column in a text file. Here is the file i want to modify: It has 8 columns (and thousands of rows). I want to append the first column by adding "chr" infront of the numbers. Some rows have a string in the first...

7. UNIX for Dummies Questions & Answers

How to pass cat file in awk statement?

Hi, I am working on kernel parameters, want to check values under /proc/sys/kernel below I tried for kernel.sem SEMMNS: 4096 cat /proc/sys/kernel/sem | awk '{print $2}' awk '{ if ($2 < 33000) print }' /proc/sys/kernel/sem |awk '{print $2}' 32000 The above...

8. Shell Programming and Scripting

Extract Uniq prefix from a start and end prefix

Dear All, assume i have a file with content: <Start>6000</Start> <Stop>7599</Stop> the output is: 6000 7000 7100 7200 7300 7400 7599 how should we use any awk, sed, perl can do this task, means to extract the uniq prefixes from the start and stop prefix. Thanks Jimmy

9. Shell Programming and Scripting

awk move select fields to match file prefix in two directories

In the awk below I am trying to use the file1 as a match to file2. In file2 the contents of $5,&6,and $7 (always tab-delimited) and are copied to the output under the header Quality metrics. The below executes but the output is empty. I have added comments to help and show my thinking. Thank you...

10. Shell Programming and Scripting

Add the word "prefix" to beginning of line using sed

SUSE linux bash shell this works test -d /tmpp && echo "directory exists" || echo "directory doesn't exists" |sed -e "s/^/prefix /" prefix directory doesn't exists but why doesn't this work? test -d /tmp && echo "directory exists" || echo "directory doesn't exists" |sed -e...

LEARN ABOUT DEBIAN

solarpowerlog

SOLARPOWERLOG(1)														  SOLARPOWERLOG(1)

NAME

       solarpowerlog - queries data from a photovoltaic inverter

SYNOPSIS

       solarpowerlog [options]

DESCRIPTION

       The program trackd and logd data from photovoltaic inverters, collect power data and store them.

OPTIONS

       The  program  follow the usual GNU command line syntax, with long options starting with two dashes (`-').  A summary of options is included
       below.

       -h, --help
	      Show summary of options.

       -v, --version
	      Show version of program.

       -b, --background
	      Runs the program in the background, detaching it from the console.

       -c, --conf filename
	      The configuration to be used. Default is solarpowerlog.conf, looked for in the current directory.

       --dumpcfg
	      Dump configuration structure, then exit

       --chdir arg
	      working directory for daemon (only used when running as a daemon). Defaults to /

       --stdout arg
	      redirect stdout to this file (only used when running as a daemon). Defaults to /dev/null

       --stderr arg
	      redirect stderr to this file (only used when running as a daemon). Defaults to /dev/null

       --pidfile arg
	      create a pidfile after the daemon has been started.  (only used when running as a daemon). Default: no pid file

SEE ALSO

       http://sourceforge.net/apps/mediawiki/solarpowerlog/index.php

								   June 16, 2009						  SOLARPOWERLOG(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Problem to add the string(without sed & awk) into the middle of file

Discussion started by: ali hussain

2. UNIX for Dummies Questions & Answers

tr, sed, awk, cat or scripting

Discussion started by: MrKlint

3. Shell Programming and Scripting

Remove prefix using awk

Discussion started by: pinnacle

4. Shell Programming and Scripting

Need awk script to add a prefix to each line in file

Discussion started by: rmv