Shell-scripting n00bie here... I'm having a terrible time getting my head around how to use the sed command & could really use some help. Basically, I'm trying to use sed to remove all characters of a line up to a '<' character within a text-file. It would be spectacular if there would even be a way to do-that on all lines wthin a text-file, as I'm looking to execute this sed command within a shell-script.
Tried the following so-far:
Thanks!
Last edited by mxedit10n; 12-26-2008 at 10:48 AM..
sed 's/abc/xyz/g' abc.txt > abc.txt
This change all the abc s in abc.txt to xyz s but does not write back to the abc.txt.
Suggest me the cleaner way without using temp file please.
Cheers,
Amol. (3 Replies)
Hello!
Please bare with me, I'm a total newbie to scripting. Here's the sudo code of what I'm trying to do:
Get file name
Does file exist?
If true
get length of file name
get network id (this will be the last 3 numbers of the file name)
loop x 2
If... (1 Reply)
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Hi All,
After reading that the sort command in Linux can be made to use many processor cores just by using a simple script which I found on the internet, I was wondering if I can use similar techniques for programs like the awk and sed?
#!/bin/bash
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I want to make the first character of some words to be uppercase. I have a file like the one below.
uid,givenname,sn,cn,mail,telephonenumber
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cat onlytables.sql
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sed: can't read ./Nova: No such... (5 Replies)
Hi All,
I am new to unix.
In this forum some days back, I have read something like below:
1) Do not use perl if awk can do your work.
2) Do not use awk if sed can do your work.
.
.
.
I do not re-collect the whole thing. I think it is good to know the precedence of using these... (2 Replies)
Dears,
In the below string, please let me know how to make the sed search case-incensitive. I have more such lines in my script instead of let me know any other easier option.
sed -n '/dn: MSISDN=/,/^\s*$/p' full.ldif > temp ; sed -n... (4 Replies)
Discussion started by: Kamesh G
4 Replies
LEARN ABOUT LINUX
shtool-table
SHTOOL-TABLE.TMP(1) GNU Portable Shell Tool SHTOOL-TABLE.TMP(1)NAME
shtool-table - GNU shtool pretty-print a field-separated list
SYNOPSIS
shtool table [-F|--field-sep sep] [-w|--width width] [-c|--columns cols] [-s|--strip strip] strsepstr...
DESCRIPTION
This pretty-prints a list of strings as a table.
OPTIONS
The following command line options are available.
-F, --field-sep sep
Separate columns using sep. Default is ":".
-w, --width width
Width of each column. Default is 15 characters.
-c, --columns cols
Number of columns. Default is 3.
-s, --strip strip
Strip off any characters past strip. Default is 79.
EXAMPLE
# shell script
shtool table -F , -w 5 -c 4 "1,2,3,4,5,6,7,8,9,10,11,12"
HISTORY
The GNU shtool table command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 1999 for GNU shtool.
SEE ALSO shtool(1), tr(1), fmt(1), sh(1), awk(1), sed(1).
18-Jul-2008 shtool 2.0.8 SHTOOL-TABLE.TMP(1)