hey guys thanks a lot. thank u very much thanks for solving my
problem-siddhant
On Fri, Nov 7, 2008 at 7:03 PM, Phani Bhushan Tholeti <[EMAIL PROTECTED]>wrote:
> try this script:
>
> for i in 'find required files';
> do
> awk '{if($1=="set" && $2=="abc" && $3=="1") {print $1,$2,"0"} else {print
> $0}}' $i
> done;
>
> i haven't tried it - I am not that good at shell scripting
> Pipes are what i like - this loop is from my mentor.
> If i get a piped workout - will let you know ;)
>
>
> On Fri, Nov 7, 2008 at 18:49, Phani Bhushan Tholeti <[EMAIL PROTECTED]>wrote:
>
>> use awk - its very powerful and simple to use.
>> fo reg, in the last case replacing
>> "set abc 1" with "set abc 0"
>> just do this:
>> awk '{if($1=="set" && $2=="abc" && $3=="1") {print $1,$2,"0"} else {print
>> $0}}' <files>
>> if you have only one file
>>
>> If you have many files, go for awk scripting - you can then redirect your
>> output more easily.
>>
>> You can go thru the attachment too, for better idea ;)
>>
>>
>> On Fri, Nov 7, 2008 at 17:37, sainath reddy .k <[EMAIL PROTECTED]>wrote:
>>
>>>
>>>
>>> In the man pages of tail, it says "-n" option outputs last N lines...i
>>> didnt find the option of giving +2/-2 sort of thing. I think the
>>> switch "-n" accepts an integer, how does it work?
>>>
>>> B/w I need a similar help, In a file I have a line something like "set
>>> abc 1", i want to replace this line with "set abc 0".
>>> I have some 100's of files like this i want to replace all such
>>> occurrences, irrespective of what the line number is.
>>>
>>> Thanks,
>>> sainath
>>>
>>> On Nov 7, 10:59 am, "narendra sisodiya" <[EMAIL PROTECTED]>
>>> wrote:
>>> > $ tail -n+2 file1.txt
>>> >
>>> > this will print full file ,, except first line,,,
>>> > so,, redirect to new file
>>> >
>>> > $ tail -n+2 file1.txt > file1.txt.new
>>> >
>>> > or better first move file
>>> >
>>> > $ mv file1.txt file1.txt.old
>>> > $ tail -n+2 file1.txt.old > file1.txt
>>>
>>>
>>
>>
>> --
>> Lots o' Luv,
>> Phani Bhushan
>>
>> Let not your sense of morals prevent you from doing what is right - Isaac
>> Asimov (Salvor Hardin in Foundation and Empire)
>>
>
>
>
> --
> Lots o' Luv,
> Phani Bhushan
>
> Let not your sense of morals prevent you from doing what is right - Isaac
> Asimov (Salvor Hardin in Foundation and Empire)
>
> >
>
--
I've had enough success for two lifetimes, My success is talent put together
with hard work and luck.
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