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Thanks vgersh99 for the code
nawk 'FNR==NR{u[$1];next}$1 in u {$7="/bin/sh"}{l[FNR]=$0}END {close(FILENAME);for(;++i in l;) print l[i]>FILENAME}' FS=: OFS=: usr.txt passwd.txt
But in my OS nawk is...

Hi,
I am having a user.txt contains the name of users and passwd.txt file contains as passwd.txt
$cat usr.txt
root
bin
daemon
cap

$cat passwd.txt
root:x:0:0:root:/root:/usr/bin/ksh...

hey buddy its very good post :cool:
Can any body tell me how to define a function and use it.

try this
unzip -l file.zip |grep pattern

Could you explain how internally it works and i am surprised it's giving same result if replace the number 1 with any number.

you can try this

sed '/pattern/{x;p;x}' file.txt:)

In gvim you can

:%s/\d\+/(&)/g

Nice post by Dj

Could it is possible that if we give pattern2 which is not available in file then it's going for whole file search & result is coming in that format.

If i give Feb 04 rather...

U can also mention the mode of search history .
I mean
:history c or : #for command line history
:history s or / #for search string
:history e or = # for expression register...

Split your file with the two file . I mean
aa bb cc dd
ee ff gg hh
jj kk ll mm
to a file
and
a
b
c
d
e
to another file.
With the help of tr command you just try to put a new line in...

uniq command will work if the file is sorted one
so use sort command before using uniq command.

i am having a file name hello.txt i want to move it to some where in the destination folder suppose name is accnt
i have done this things but not working , can't we assign a path to a variable
...

i am having a file i want to rename the same file mean add another extension to the file .
suppose i am having a file temp.txt
i want temp.txt.today_date as the extension

if i go for

mv a...

@ kcoder24

i got your point , But i need is there any regular expression to do both the number or space search at the first character of the line.

i want to delete the line which is not started with numeric in vim.

vim temp.txt

Volume in drive D is DATA
Volume Serial Number is 8C52-2055

Directory of D:\data\notes

02/16/2010 ...

Check out the command
$rev file.txt
which is going to reverse the line.

Hi,

i want to find out the sum of a column in vi/vim not by using any other editor or filter like sed/awk. Is there any function available to do the sum of a column.

let
cat>number.txt
one ...

Thanks tytalus vey much.

great............

i just typed wrongly pfizer to pfizet

regards,
mana

---------- Post updated at 03:02 PM ---------- Previous update was at 02:53 PM ----------...

Hello respected members,

I have a file wich has several fields separated by space. I want to remove all the fields which are not the client_name.
I mean the field which are not "pfizer","csx" and...

you are telling this is your out put but i am confused by seeing some records of your output


SIG 2007 3 24 4 35 45.80 5.2600 94.3100 58 0 5.20 0 0.00 5.00 0.00 0 0.00 5.20 0
...

how to view core dumped file using gdb and how to extract information from the coredumped file.can we get similar information from the other utilites like strace or ptrace.