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#!/usr/bin/perl
use strict;
my $abs;
open(FILE ,"tt.txt");
seek(FILE,-2,2);
read(FILE,$abs,1);
print $abs;
$abs=~s/^Z//g;
print FILE "$abs";
print $abs;
close(FILE);


I want to directly...

Can anyone give the entire code(using truncate) to achieve this please.
If any other solution also please let me know thanks.

In a 10-50GB file , at end of file there is Control-z character
tried the below options,
1. perl -p -i -e 's/^Z//g' new.txt
2. perl -0777lwi -032e0 new.txt
and Sed command, dos2unix etc

it...

When i run the below query in syb15 (with syb 12.5.X backward compatibilty) environment it runs 45min where as the same in syb12.5.1 it takes only 7-10min.

But the main thing is stld_date(in the...

When i run the below query in syb15 (with syb 12.5.X backward compatibilty) environment it runs 45min where as the same in syb12.5.1 it takes only 7-10min.
But the main thing is stld_date(in the...

Thnx tutor for answers...
i forgot to mention about onething of the 1st que...
1..
file.<day value> ------ i.e file.08(as per yesterday)
grep "name" file.(day value) > file1.(day value)
rm -f...

Can any one provide answer for the below 3 requirements,

1.
file.txt
grep "name" file.txt > file1.txt
rm -f file.txt
mv file1.txt file.txt

as per abov,
a pattern grepped in file.txt and...

------------------------------------------------------------------
Ex of Warning messgae,(Many similar lines occure for Both Test and Test1)

-WARNING:Below Field not implemented in file File...

------------------------------------------------------------------
Ex of Warning messgae,(Many similar lines occure for Both Test and Test1)

-WARNING:Below Field not implemented in file File...

Thanks Tutor. It worked fine.

#!/bin/ksh
i=`date +%d`
sed `/WARNING:Below field is not in File name/{N/\n/d}' load.$i >> load_new.txt


Using ur script i gave lik above but i am getting the following error,
-----------...

Thanks vidyadhar85 for ur reply but i need to print all the lines except the line havin word and its next line..

u gave seprate commands but i need a single command which does both the thing.

Can any one please say about the below,

using,
grep -v "name" file.txt
the result of above command will be it will print all the lines except the line which having the word "name"
...

How the below ex.txt file can be parsed using starting bracket'(' and ending bracket')' and hav to store the values without quotes in a text file.

There will be some 10 or 20 lines inbetween...

Thnx Frankln and stanley for ur reply...

i should not remove the ^M characters by putting dos2unix command.
Actaully i want to find whether ^M character is present in the file or not by NOT opening the file.
i want some command like grep,...

can any one say about command to find "^M" (Control M)characters in a unix text file.

^M comes when a file ftped from windows to unix without using bin mode.

I need the command to find lik...

Can anyone help it out,

My Requirement:

Actually i grep for the items in the atrblist (Result of it will provide the line where the item present and also the next line of where it...

My Requirement:

Actually i grep for the items in atrblist (i wil get the line where the that item present and also the next line)then it will be stored in $i.txt
From tat result i wil grep...

Can any one please provide the command,

the below command works wrong,
sed 's/.*getdate(),\(.*\),\(.*\),.*/\2/' < file

my txt file:
------------------------------------------...

Thanks Sameermohite

can anyone please explain the above command????

Thnx dennis
it will be helpful if u explain me the command u gave...
since i cant able to test that now(today) so could u explain each thing in it...
ex: what tat \2 means?

hi, consider the below line in a text file,

'Y',getdate(),'N','V',NULL .....
'N',getdate(),'Y','D',NULL .....
'Y','N','Y',getdate(),'Y','D',NULL ....

as u see above, i want only the second...