Programming :: Replace The Last Character String?

Jan 19, 2011

how to replace last character string. For example

$>export T1=abcde
$>export T2=xyz

how to get result abcdxyz?

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Programming :: Text File Replace Occurrences Of Three Character String ZZZ With Quotation Mark

Mar 30, 2010

I want to use SED to do the following: In a text file replace any occurrences of the three character string ZZZ with a quotation mark "and. replace all occurrences of a comma with a semi-colon. It is the S/ / / command which is stumping me on the first issue...inparticular how to get the replace string to be quote.

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Programming :: Using Sed Replace Line Containing Particular String By A Single String?

Oct 16, 2010

I have a set of lines as ahown below:

Leon went to school
Leon came back from school..
Leon had dinner...

I have to replace the line containing "dinner" by a single string LUNCH...

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Programming :: Get Value In Character String?

Oct 23, 2010

i am compiling the following program in linux. it's in c language. after the compilation with gcc when i run the executable file. it asks for input. but when i enter a name. i prints "Segmentation fault" and then terminate the program. can you please help me.

#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>

[code]....

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Programming :: Convert String Array To Character?

Aug 18, 2010

i have problem in java. how to convert string array to character. e.g string a[]={"ab","abc","abd","ag"}; what will be the character array ?

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Programming :: SED Assistance: Add Character In The Middle Of A String?

Oct 20, 2010

I have a folder of MP3s, where some have <artist>- <song> and others have <artist> - <song>. I wanted to make all of them say <artist> - <song>

The command that works for me was

for i in *[a-Z]-*; do mv "$i" "`echo $i | sed 's/-/ -/g'`"; done

but if I -hadn't- used ls with my parameters to filter out the valid results, how would I have done this with sed? I got close with:

ls | sed -e 's/(.*)[a-Z]-(.*)/1 - 2/'

but with the above I lose the [a-Z] character that I used to match with (and I need to keep that).

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Programming :: Replace Character With Hex Value Choosing From Shell Cmd Line?

Jun 9, 2011

I am bouncing a file across platforms (windows->solaris->mainframe), and the file is starting out with a "special" character (the registered trademark "circle R") in some of the records. This character is not in the EBCDIC character set on the MF, so it is unrecognizable. The MF developer I am working with asked if it is possible to replace the character with a specific hex value (AF) before it gets to the MF.

I was putzing around with sed, tr, etc. on the ksh command line, hoping to find an easy way to get one of them to substitute hex instead of ASCII. I have found that the usual shell utilities recognize the trademark character, so homing in on what to replace is solved. But I cannot get anything to actually substitute in the hex sequence I want. E.g. I was thinking something like...

>cat special_file | sed 's/R/AF/g'

But my version of sed does not seem to have hex "editing" capability.

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Programming :: Csh Shell Script - String Concatenation - Add A New Line Character?

May 4, 2009

Inside a loop i'm populating a string variable. Because csh doesn't have very good support for arrays I thought of doing this. I want to add a new line character to the end of the concatenation each time the loop iterates. Then at the end print this variable out.

I tried " and some resources said it was just a "". Neither work. What am I doing wrong?

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Programming :: Replace A String Within A File ?

Feb 28, 2009

I've found some scripts that replaces a string in a file but it's not quite working for me.

And I'm trying to replace a tag in an xml file that looks like this

So I ran a command line like this perl -w -i -p -e "s/xmlns="'http://mydomain.org/replacethese.xsd'">/>/g" testfile.xml

And I get a error output

Search pattern not terminated at -e line 1.

Found the script from this blog [url]

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Programming :: String Editing: Remove Lines Consisting Of A Single Character?

Jul 16, 2010

I have a large text file that's formatted sort of like this:

Code:
foo bar
blah

[code]...

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Programming :: Replace All Digits With Symbol In String?

Aug 29, 2010

I am trying to replacee all digits with a symbol (say, big U here) in a string by

[code]...

The result become 'UsUoUmUeUtUhUiUnUgU' instead of 'somethingUUU' as expected. Looks like my string contains some 'hidden digits' in between the letters. Does anyone have an idea about that?

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Programming :: Replace 2nd Occurrence Of A String In A File - Sed Or Awk?

Apr 5, 2010

I know how to replace a particular instance (say 3rd one) of a word in a line using sed based on the sed one-liners. However I would like to replace a particular instance of a word in the entire file.

For example, here is a file:

Code:
John
Betty
Jack
Ron
Jack
Paul

So now I would like to replace the second instance of Jack (in red color) with "Rob" (for example). Not quite sure how to do that? I tried couple of things from here but they did not work.

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Programming :: Replace String In File Using Perl Or Sed

Jun 30, 2011

I have question about replacing a string in a file.

How can I replace the printerb's 10.1.1.1 to something else(10.1.1.2, for example) without replace printera's 10.1.1.1 accidentally?

I have tried perl -e -pi "s/10.1.1.1/10.1.1.2/g" /etc/hosts. but, perl replace both 10.1.1.1 to 10.1.1.2.

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Programming :: Replace String By Incrementing Number

May 30, 2011

Say I have a file as

[code]....

It would be great, if i could issue a command (Vi/Bash/awk, ...) in order to obtain

[Code]...

So, the "replace string" should be replaced by another string containing the counter of replacement.

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Programming :: Replace Occurrence Of A String In Many Files In One Command?

Oct 30, 2010

I used a command Code:

grep -r err_sys ./
its output is
Code:
./tcpclitime.c:err_sys("socket error");
./tcpclitime.c:err_sys("connect error");
./tcpclitime.c:err_sys("write error");
./tcpclitime.c:err_sys("shutdown error");
./tcpclitime.c:err_sys("read error, n = %d", n);
[Code].....

Is it possible some how to replace all the occurrences of word err_sys by printf.

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General :: Replace Function Replace More Than One Word With The Same Character(s)?

Apr 23, 2011

Can the Replace function replace more than one word with the same character(s)?

Also, do you know how to access the plugins provided by the gedit-plugins package?

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Programming :: Find And Replace A String In A File Using Perl Command From Bash Script?

Feb 14, 2011

I wanted to find and replace a string from a perl file. I have written a script in bash which runs the following command.

perl -pi -e "s/$findstring/$replacestring/" testfile
where as $findstring = print F_WC_TMP"$line
";
and $replaceString = $line = join ' ', split ' ', $line; print F_WC_TMP"$line
";

But when I am running the above command, i think it is replacing the $findstring with the above mentioned string and hence it contains a $line, it is looking for the variable $line and not finding the exact string. I am confused about how to search for a string that contains $ in it and replace it with another $string.

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Software :: Replace A Text String In A File With A Random String - With Sed ?

Sep 2, 2010

I have a line in a text file that has 40 random characters within a tag and i want to change the characters to a new set of 40 random characters (alphanumeric a-z 0-9 etc)

The line in the text file looks like this:

Quote:

How would i go about doing that?

Also second question same as the above but how would i remove them instead of replacing them?

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Fedora :: Replace A String By A String In Text File?

Apr 26, 2011

If I have a word in a text file and I need to replace it by another word (for example, i need to replace abc by fff) so what is the command I can type it?

I am using vi editor.

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General :: Replace String With Empty String Of Dir Path ?

Apr 2, 2011

I want to replace a string of directory path in a string to empty:

Code:

But this doesnt seem to give me the desired thing:

Code:

This gives the desired outcome, but its specific, i need a variable in the sed not a string. And if I replace STRING="/mnt/sda1/record/$dd/" then I cant use it for something else, cause its has all the weird backslashes now.

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Programming :: Replace Specific Character After Specific Line By Awk?

Jul 19, 2010

I want to replace specific character in a file after every specific line. example as follows.

O 000000000000000000
A 111111111111111111
C 222222222222222222

[code]...

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Programming :: Perl Find File And Then Replace String In File

Jul 28, 2009

I have script that I'm working on that updates a username in all the files that are called blah.inc for my framework. since i host a bunch of these web apps i need to do it to all of them. so I need to figure out how to update these files automagically with out me watching it to call vim every time. heres what I have so far

Code:

This finds the files but now i need to figure out how to do s/bob/fred/g on those files.

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Programming :: Copy String A To String B And Change String B With Toupper() And Count The Chars?

Oct 22, 2010

copy string a to string b and change string b with toupper() and count the chars

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General :: Awk Gsub() Command - String (column) Manipulation - Replace The Value Of The $1 Column In The Awk Print String?

Mar 7, 2010

i use this script to get the time and date of back and fourth transactions for a particular execution id. I use a substr command on the 5th column to to cut the milli seconds off the time value. - otherwise the times would look like 08:30:04.235

grep <executionID> <auditfile> | awk '{ print $1, $2, $3, $4, substr($5,1,8}
FIX -> Mon 3/1/2010 08:30:04
FIX <- Mon 3/1/2010 08:32:36
FIX <- Mon 3/1/2010 08:35:08

[code].....

anyhow - i append two sed commands to further clarify the direction of the message.

awk '{ print $1, $2, $3, $4, substr($5,1,8} | sed -e 's/->/ ->IN/g' | sed -e 's/<-/<-OUT/g'
FIX -> IN Mon 3/1/2010 08:30:04
FIX <- OUT Mon 3/1/2010 08:32:36

[code]....

I tried using an awk gsub () command within the string instead of the two seds, but it did not work:

awk '{ print gsub(/<regex>/, <replace with>,$1), $2, $3, $4, substr($5,1,8}

the sed works ok, but it would be cooler to make the replacement within the awk command:

gsub(/->/,-> IN, $1)

Is there a way where i could replace the value of the $1 column in the awk print string?

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General :: String Replace In Filenames - Files Already Contain The String "Soundtrack"

Jun 11, 2011

Moving right along, I have a folder of MP3 files containing various Movie sound tracks and scores. I'm using Audio Tag Tool to tag all the files at once with an "Artist" of "Soundtrack", and to inherit the "Title" tag from the file name. After that, I will rename all the files (Using Audio Tag Tool -- awesome program, btw) with the format "<Artist> - <Title>.mp3"

The problem, is many of my files already contain the string "Soundtrack", which would be redundant. I happen to be a perfectionist, so I'm unable to ignore it and move on. Hence my question to you fine folk: I want to delete all instances of "soundtrack" (-i case irrelevant) in the filenames before I go through the above steps. But, its not quite that simple. This is a sample of some of the file names:

[Code]....

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General :: Sed Code To Replace Character?

May 17, 2011

This is what i doing to remove ( and ) sed 's/(//'|sed 's/)//') Can you offer me some better sed code that remove ( and ) with blank without using pipe (|) . I mean sed code that check ( or ) and replace that with blank character.

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Ubuntu :: Replace Special Character With A Script

Mar 12, 2011

I need a script that will replace '/' in a variable with ''I have tried the following:

Code:

y=$(echo $1|sed 's///\/g')

The thing is that this approach does not always work. Here is an example:

Code:

user@pc:~$ sh script.sh /usr/var/sakis.txt
z:usr
arsakis.txt
user@pc:~$ sh script.sh /usr/tar/sakis.txt
z:usr arsakis.txt

Is there a way to treat those characters?

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General :: Replace A Character With The Output Of Some Commands Using Sed?

Mar 16, 2010

rm -f /www/emailout/template.html
TODAY=`date '+%d-%m-%y'`
DBRUN=`ps ax | grep dtd `
sed -e 's/ncTODAY/'"$TODAY"'/g' -e "s/ncdbrun/'"$DBRUN"'/g" /www/emailout/test1.html > /www/emailout/template.html

But, I can't get the output of $DBRUN ?

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General :: How To Search For String (Real Character) In Vim

Dec 1, 2010

How can I search "$" in vim, which is not the end of line but the real char '$'.

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Software :: What Is The Existing Period Of Character String In C++/c

May 18, 2010

Like the following c++ program, I define a pointer of char type in the class named "test". In the function init1(), str="hello1" , what is the existing period of "hello1". Whether the string "hello1" will be invalid if the function init1() exits ? then "str" point to the invalid field in memory. When will "hello1" and "hello2" be released by OS ?

Where is "hello1" stored in memory?

Code:

When will "hello everyone" be released?

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