Where ever the first column in file2 is like the first column in file1 I need to replace replace the replace the first column in file2 with the column 2 of file 1. So my output would look like
Any tips on how to do this using awk, grep, sed of nested while looks would be much appreciated.
I wish to replace values of specific parameters in an input file for batch runs of a java code. It's essentially a nested for-loop sorta like this:
valuearray1 contains values for param1
valuearray2 contains values for param2
for (all values in valuearray1)
go into specific position in... (2 Replies)
I have a text file with following content (3 lines)
filename : output.txt
first line:12/12/2008
second line:12/12/2008
third line:Y
I would like to know how we can replace 'Y' with 'N' in the 3rd line keeping 1st and 2nd lines same as what it was before.
I tried using cat output.txt... (4 Replies)
i am very new to UNIX
plz help me in this scenario
i have two text files as below
file1.txt
name=Rajakumar.
Discipline=Electronics and communication.
Designation=software Engineer.
file2.txt
name=Kannan.
Discipline=Mechanical.
Designation=CADD Design Engineer.
... (6 Replies)
I am trying to write a shell script that will allow the typing of a value, then using that value to replace data in a text file.
I suspect I need sed.
The format of the file is:
Variable1:Value1
Variable2:Value2
The interaction would be something like:
Shell Prompt: "Please enter the... (9 Replies)
Hi,
I have file 1 say
abc abcd
abc abcd <some tag> xyx
abcd xyz
abc abcd <some tag> xyx
xyz abc
And i have another file say file 2 -
replaced tag1
replaced tag2
Now i want to put value of file2 in file1 whereever it finds <some tag>.
for e.g. first <some tag> should be replaced... (4 Replies)
Hi all,
I have 2 files:
species-names.txt
Abaca-bunchy-top-virus ((((Abaca-bunchy-top-virus((Babuvirus((Unassigned((Nanoviridae((Unassigned))))
Abutilon-mosaic-virus ((((Abutilon-mosaic-virus((Begomovirus((Unassigned((Geminiviridae((Unassigned))))... (2 Replies)
Hello,
Some time ago a helpful awk file was provided on the forum which I give below:
NR==FNR{A=$0;next}{for(j in A){split(A,P,"=");for(i=1;i<=NF;i++){if($i==P){$i=P}}}}1
While it works beautifully on English and Latin characters i.e. within the ASCII range of 127, the moment a character beyond... (6 Replies)
so...
Lets assume I have a text file.
The text file contains multiple "#" symbols.
I want to replace all thos "#"s with a STRING using DOS/Batch
I want to add a certain TEXT to the end of each line.
How can I do this WITHOUT aid of sed, grep or anything linux related ? (1 Reply)
Hi. I need assistance with the replacing of text into a specific file via a bash script.
My bash script, once run, currently provides a menu of computer names to choose.The script copies onto my system various files, depending what computer was selected in the menu.This is working OK.
Now, I... (1 Reply)
I wrote a program using Perl to find and replace a text within a file.
The text that needs to be replaced in the file is 'sql7.0.1' with 'sqls715'. When I execute my program I get an error message:
Here is my code:
#!/usr/bin/perl
use strict;
use warnings;
my $filename =... (6 Replies)