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Please help on the usage of sed in unix.

The questions are below :

1. how to display a particular word in a file using sed

2. how to replace a single letter in a word using sed

ex : in a...

thanks for the links era...

Good qns be kukuruku...

My question is, whehter i should learn sed and awk? Aren't this tools outdated?
Although i see that GNU upgrade it's versions of these tools...

thanks for different solutions...

I want to delete a particular string ( ex : berkely@abc.com ) from different locations and in different files in each location.

Please help me !

thanks for the soln....

juices....

use diff command
check details from manual by typing 'man diff'

usage:

diff file1 file2

this will give you the lines at which the two files differ]
if file extent to thousand lines you...

they both are different boxes....

can u tell me in detail pls.


from /home/staff/sec/seccom to /home/proj/06/sectataj ....

i want to copy one file or one folder....

Thanks a lot for ur infi. I got some doubts cleared also....

HOw to copy a folder from one user to another user in UNIX ?

any tutorial on crontab ???? pls post....

i prefer vi....

Hai, friends.

In one exam which i have to attend in the month of january, they asked "knowledge of c and unix are required" .

I am beginner to unix, even i dont know from where to start .
...