10-11-2010
Command-wise it looks pretty optimal to me. Perhaps you could split up "in.txt" into 4 or more different parts and process them independently and in parallel in the background to 4 or more different outputfiles that could then be merged after the fact....
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1. Shell Programming and Scripting
the file contains the follwoing lines
/*
* Copyright (C) 1995-1996 by XXX Corporation. This program
* contains proprietary and confidential information. All rights reserved
* except as may be permitted by prior written consent.
*
* $Id: xxx_err.h,v 1.10 2001/07/26 18:48:34 zzzz $
... (1 Reply)
Discussion started by: radha.kalivar
1 Replies
2. Shell Programming and Scripting
I am new to linux and would like to modify the contents of a file preferably using a one line. The situation is as follows
<start>
some lines
"I am the string"
"replace string"
more lines here
<end>
In the above example,On encountering "I am the string", the "replace string "should be... (6 Replies)
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3. Shell Programming and Scripting
I have a file example.txt with content look like this:
<TAG>
1
2
3
</TAG>
and I use a sed command to replace everything between <TAG></TAG> as below:
sed -e 's/\(<TAG>\)*\(<.*\)/something/g' example.txt > example.txt.new
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4. Shell Programming and Scripting
Hi there!
I am really enjoying working with sed. I am trying to come up with a sed command to replace some occurrences (not all) in the same line, for instance:
I have a command which the output will be:
200.300.400.5 0A 0B 0C 01 02 03
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5. Shell Programming and Scripting
Hi,
I am have one file with a line
group=project_live
I need to replace it with line
group=project_live_support
before I execute some application related script.
The potentianl problem is when I replace this with sed using command
sed... (2 Replies)
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6. Shell Programming and Scripting
Hi,
searched through the forums and not really found what I am looking for. I am a bit of novice when it comes to anything above basic scripting and not even that when it comes to the sed command.
I have been reading the tutorials online but still struggling to get what I need :wall:
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7. Shell Programming and Scripting
can anyone please help me in the below scenario:
File1:
Hello1
Hello1
i want to use sed to replace multiple occurances of Hello1 in file 1 to welcome.
Thanks a ton for the help (9 Replies)
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8. Shell Programming and Scripting
I have looked around and there are several examples of how to use sed, but I don't think any of them help me very much with what I am trying to do.
I have a text file like this....
1! SRCNAM = 00001 !
1! X = 50.0000, 0.0000,... (10 Replies)
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9. Shell Programming and Scripting
Hi All,
I have a input file as sample below
<this is not starting of file>
record
line1
line2
line3
end
line4
line5
record
line6
line7
line8
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10. Shell Programming and Scripting
Hi,
I want to replace the value in more than one column.
For one column ,following command is working -
sed 's/./$value_to_replace/$column number' file_name
e.g. suppose this is input 1111000000
command - sed 's/./M/5'
output= 1111M000000
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LEARN ABOUT REDHAT
unix2dos
unix2dos(1) General Commands Manual unix2dos(1)
NAME
unix2dos - UNIX to DOS text file format converter
SYNOPSYS
unix2dos [options] [-c convmode] [-o file ...] [-n infile outfile ...]
Options:
[-hkqV] [--help] [--keepdate] [--quiet] [--version]
DESCRIPTION
This manual page documents unix2dos, the program that converts text files in UNIX format to DOS format.
OPTIONS
The following options are available:
-h --help
Print online help.
-k --keepdate
Keep the date stamp of output file same as input file.
-q --quiet
Quiet mode. Suppress all warning and messages.
-V --version
Prints version information.
-c --convmode convmode
Sets conversion mode. Simulates unix2dos under SunOS.
-o --oldfile file ...
Old file mode. Convert the file and write output to it. The program default to run in this mode. Wildcard names may be used.
-n --newfile infile outfile ...
New file mode. Convert the infile and write output to outfile. File names must be given in pairs and wildcard names should NOT be
used or you WILL lost your files.
EXAMPLES
Get input from stdin and write output to stdout.
unix2dos
Convert and replace a.txt. Convert and replace b.txt.
unix2dos a.txt b.txt
unix2dos -o a.txt b.txt
Convert and replace a.txt in ASCII conversion mode. Convert and replace b.txt in ISO conversion mode.
unix2dos a.txt -c iso b.txt
unix2dos -c ascii a.txt -c iso b.txt
Convert and replace a.txt while keeping original date stamp.
unix2dos -k a.txt
unix2dos -k -o a.txt
Convert a.txt and write to e.txt.
unix2dos -n a.txt e.txt
Convert a.txt and write to e.txt, keep date stamp of e.txt same as a.txt.
unix2dos -k -n a.txt e.txt
Convert and replace a.txt. Convert b.txt and write to e.txt.
unix2dos a.txt -n b.txt e.txt
unix2dos -o a.txt -n b.txt e.txt
Convert c.txt and write to e.txt. Convert and replace a.txt. Convert and replace b.txt. Convert d.txt and write to f.txt.
unix2dos -n c.txt e.txt -o a.txt b.txt -n d.txt f.txt
DIAGNOSTICS
BUGS
The program does not work properly under MSDOS in stdio processing mode. If you know why is that so, please tell me.
AUTHOR
Benjamin Lin - ( blin@socs.uts.edu.au )
MISCELLANY
Tested environment:
Linux 1.2.0 with GNU C 2.5.8
SunOS 4.1.3 with GNU C 2.6.3
MS-DOS 6.20 with Borland C++ 4.02
Suggestions and bug reports are welcome.
SEE ALSO
dos2unix(1)
1995.03.31 unix2dos v2.2 unix2dos(1)