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Can this be done using sed as well?

Thank you. A nice trick using back references however, if there are two "def" words within the same tag then the substitution to xyz would happen only for the second def. The first def in the tag...

Thank you Balaji! I was actually looking for a solution using sed. is that possible? However, the above perl option is working as expected. Can you please explain the command by breaking it?

Hello,

I have huge xml files and I need to replace only part of the data within a particular xml tag. This doesnt seem to be as simple as it sounds. I have searched everywhere and couldnt find any...

thank you...working!

thanks anbu...

can u explain the syntax for awk plzzzz...couldnt understand

thanks guys...working gr8

but what if the files have the data in the following format

ddd, eee, ddd: 234
ddd, eee, ddd: 433

and i want to extract 234 and 433

something like extracting...

I want to extract particular data from all the lines in a file

EX:
the files have the data in the following format

234, ddd, eee, ddd
433, ddd, eee, ddd

so i would like to extract only 234...

Er..what if their names arent log1 log2 and log3....say if its xx yy zz..then???

I wanna grep for a pattern logs 1 2 & 3 within a folder containing 100 logs

grep "test" /folder/log1 /folder/log2 /folder/log3

The above command will work fine


but is there any command...

Gr8!! now i am getting my commands to execute...didnt know ssh returns back after executing :-) Thanks...

I have configured ssh to a remote server without prompting for a password with the help of public keys...but now i am not able to execute any commands through a script

what i want is a one line...

got it rectified!! there is no root access required :-)

do we need root access for the remote server to ssh without a password(i.e by using id_rsa.pub method)???

no use...

just wanna try something else....when i use ssh username@hostname and execute the script...i am getting a password prompt...is it possible to write something that reads the passowrd from...

Can we write a script to telnet to a unix server from unix with the username and password hardcoded in the script??

something like ssh a@b -p password ???

but i want to differentiate results got from each of the logs...the above command will display all the results in one screen :-(

eg:
log1
results
log2
results
log3
results

i need to search for a single pattern in three different logs....what would be the best one line script????

echo "Please enter the pattern below:"
read pattern
echo -e "Scanning t1 Logs...\n"
grep -i $pattern /f1/log/t1.log*


it stops searching after the above line...i want the script to execute the...

echo "Please enter the pattern below:"
read pattern
echo -e "Scanning t1 Logs...\n"
grep -i $pattern /f1/log/t1.log*
echo -e "Scanning t2 Logs...\n"
grep -i $pattern /f1/log/t2.log*
echo -e...