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.....

Yes!!

grep -v "^#" file | wc -l

v - Invert the sense of matching, to select non-matching lines

Task 1:

#!/bin/ksh

if [ $# -lt 2 ]
then
echo "Usage : $0 Signalnumber PID"
exit
fi

case "$1" in

1) echo "Sending SIGHUP signal"
kill -SIGHUP $2
;;
2) echo "Sending SIGINT...

file:
sasa|asasa|asasa|asas
erer|Erer|rere|ererer

Output needed :
sasa:asasa:asasa:asas
erer:Erer:rere:ererer


Im getting output, when i use the $1,$2.
awk -F'|' 'BEGIN{OFS=":";}...

Ya its working...

NR is number of records in the input file right, could you tell me why NR isn't working here?

Coins:

gold 1 1986 USA American Eagle
gold 1 1908 Austria-Hungary Franz Josef 100 Korona
silver 10 1981 USA ingot
gold 1 1984 Switzerland ingot
gold 1 1979 RSA Krugerrand
gold 0.5 1981 RSA...

Great Thanks . Its working !!!

Coins.txt:

gold 1 1986 USA American Eagle
gold 1 1908 Austria-Hungary Franz Josef 100 Korona
silver 10 1981 USA ingot
gold 1 1984 Switzerland ingot
gold 1 1979 RSA Krugerrand
gold 0.5 1981...

Hai,
give me a simple example for soft and hard links.

this will work for soft link ?? ln -s [target file] [symbolic file]