Sponsored Content
Top Forums UNIX for Dummies Questions & Answers Change Specific Line of a File Post 302226305 by jim mcnamara on Monday 18th of August 2008 04:41:53 PM
Old 08-18-2008
Code:
different_text="this is the new text"
awk -v diff="$different_text" '{ if(NR==4) { print diff}
                              else {print $0} } ' filename > newfilename

 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to change a specific character in a file

Hi, I have a data file with following structure: a|b|c|d|3|f1|f2|f3 a|b|c|d|5|f1|f2|f3|f4|f5 I want to change this data to: a|b|c|d|3|f1;f2;f3 a|b|c|d|5|f1;f2;f3;f4;f5 Data in column 5 tells the number of following fields. All fields delimiter after the 5th column needs to be... (6 Replies)
Discussion started by: sdubey
6 Replies

2. UNIX for Dummies Questions & Answers

Script to change/find/delete/install a specific file

Hi Very much a newbie to UNIX & scripting, but have identified an area within work that would benefit from being automated, as its repeated manually very often, and it looks like the ideal first script! What I need to do is change directory to a users home (cd ~), and then find and remove a... (6 Replies)
Discussion started by: Great Uncle Kip
6 Replies

3. Shell Programming and Scripting

Change specific ip address in a file

I need to change a line from a xen cfg file using sed if it's possible. The original line is: vif = I want to change ONLY the IP address of the second part ==> ip=10.1.10.4 to another IP --> ip=192.222.11.6 The first one ip=123.456.789.123 keeps untouchable. My new line shoud... (9 Replies)
Discussion started by: iga3725
9 Replies

4. Shell Programming and Scripting

How to change a number on a specific lines in a file with shell?

Hello My problem is that I want to change some specific numbers in a file. It is like, 2009 10 3 2349 21.3 L 40.719 27.388 10.8 FRO 7 0.8 1.1LFRO 2.6CFRO 1.1LMAM1 GAP=157 1.69 5.7 5.9 5.8 0.5405E+01 0.4455E+00 0.1653E+02E STAT SP IPHASW D HRMM SECON CODA AMPLIT... (11 Replies)
Discussion started by: miriammiriam
11 Replies

5. Shell Programming and Scripting

How to change a number on a specific line with cshell or shell?

Hello all, I need to change a number in a file by adding some residuals respectively To make it clear, I need to add 0.11 to the number between 24-28 (which is below the SECON) for all the lines starting with FRR1 or I need to add 0.13 to the number between 24-28 (which is below the... (9 Replies)
Discussion started by: miriammiriam
9 Replies

6. UNIX for Dummies Questions & Answers

How can I search and change an specific string in a file

Dear All, New to Linux/Unix OS, my Linux version is 2010 x86_64 x86_64 x86_64 GNU/Linux As titled, I wonder if you can help to provide a solution to find and change an specific string in a file The file include a lots of data in following configuration but might be various in... (3 Replies)
Discussion started by: axel
3 Replies

7. Shell Programming and Scripting

how to change specific value for a entry in the file

Hello All, can someone please suggest me a one line command to change a specific value that is associated to an entry in the file. for example #more schedulefile quartz.job.manual.bonus.schedule=0 0 9 ? * * # it should be changed to #more schedulefile... (5 Replies)
Discussion started by: bobby320
5 Replies

8. Shell Programming and Scripting

To change Specific Lines in An XML file

hi Guys, this is my requirement, there is a huge xml file of this i have to change 3 lines with out opening the file /users/oracle > cat lnxdb-pts-454.xml|egrep "s_virtual|s_cluster|s_dlsnstatus" <cluster_port oa_var="s_clusterServicePort">9998</cluster_port> <host... (2 Replies)
Discussion started by: smarlaku
2 Replies

9. Shell Programming and Scripting

Extract specific line in an html file starting and ending with specific pattern to a text file

Hi This is my first post and I'm just a beginner. So please be nice to me. I have a couple of html files where a pattern beginning with "http://www.site.com" and ending with "/resource.dat" is present on every 241st line. How do I extract this to a new text file? I have tried sed -n 241,241p... (13 Replies)
Discussion started by: dejavo
13 Replies

10. Shell Programming and Scripting

awk to change specific string to new value if found in text file

I am trying to use awk to change a specific string in a field, if it is found, to another value. In the tab-delimited file the text in bold in $3 contains the string 23, which is always right before a ., if it is present. I am trying to change that string to X, keeping the formatting and the... (3 Replies)
Discussion started by: cmccabe
3 Replies
DwtSTextReplace(3Dwt)													     DwtSTextReplace(3Dwt)

Name
       DwtSTextReplace - Replaces a portion of the current text string in the simple text widget or inserts a new substring in the text.

Syntax
       void DwtSTextReplace(widget, from_pos, to_pos, value)
	    Widget widget;
	    int from_pos, to_pos;
	    DwtCompString value;

Arguments
       widget	 Specifies the ID of the simple text widget whose text string you want to replace.

       from_pos  Specifies the beginning character position within the text string marking the text being replaced.

       to_pos	 Specifies the last character position within the text string marking the text being replaced.

       value	 Specifies the text to replace part of the current text in the simple text widget.

Description
       The  DwtSTextReplace  function  replaces  part of the text string in the simple text widget.  Within the window, the positions are numbered
       starting from 0 and increasing sequentially.  For example, to replace the second and third characters in the string, from_pos should  be  1
       and to_pos should be 3.	To insert a string after the fourth character, from_pos and to_pos should both be 4.

See Also
       DwtSText(3Dwt),  DwtSTextGetString(3Dwt),  DwtSTextGetEditable(3Dwt),  DwtSTextSetEditable(3Dwt), DwtSTextGetMaxLength(3Dwt), DwtS-
       TextSetMaxLength(3Dwt), DwtSTextSetSelection(3Dwt), DwtSTextClearSelection(3Dwt), DwtSTextGetSelection(3Dwt)
       Guide to the XUI Toolkit: C Language Binding
       Guide to the XUI Toolkit Intrinsics: C Language Binding

															     DwtSTextReplace(3Dwt)
All times are GMT -4. The time now is 02:28 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy