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Hi,
Can someone please guide me how to combine the following two awk calls in one?
I noticed that it is very often situation for me, and I think that it can be replaced with one awk call.
The...

This works very well:
@ IN SOA dns.my.com. mirus.my.com. (

dns.my.com. IN A MY.I.P.ADDRESS

Hello,
I have a question about dns file zone.

Every zone file begins like:

@ 86400 IN SOA ns1.website.com. admin@website.com. (


It means that name server ns1 is...

Hi, I want to exec three different functions in perl one per fork();
How can I determine that this it the third fork and I should use third function in it.

if ($pid = 0) { first();}
else (...

[ X`uname` = XFreeBSD ] && echo 1 || echo 2;

for i in `cat X`; do grep $i Y; done
Will print all records from file X that exist in Y.

for i in `cat a`; do mv $i `echo $i | sed 's/~//'`; done

And what do you want to have in the output?

How to emulate grep -o option in perl.
I mean to print not all line, only the exact match.

echo "2A2 BB" | perl -ne 'print if /2A2/'
2A2 BB

I want to print only 2A2.

How I can include one head file if this program compiles on freeBSD and other if on the Linux platform.

#include <some.h>

I know that very often it does configure script, but can I do it...

Where is the problem?
Just add in second cron script something like:

kill `ps auxww | grep 'your first cron task' | do some awk`

Where is the problem?


su user -c 'some operations;'

echo "EXIT";

something like:

k=`sqlplus "select a,b from c"`
a=`echo ${k} | awk '{print $1;}'`
b=`echo ${k} | awk '{print $2;}'`

Does anyone know the fast way to go to tab/2 distance in vim.

I mean set four spaces.

root@FreeBSD >./a.sh
It works!
root@FreeBSD >cat a.sh
#!/bin/sh

rvin_doxx_scrt()
{
printf "It works!\n"
}

rvin_doxx_scrt

if (som code)
then
rvin_doxx_scrt
fi

for i in `cat a`; do grep $i b >>c; done

Could someone explain me the following fprintf format:

fprintf (stderr, _("Try `%s --help' for more information.\n"),
program_name);

Why just not use:

fprintf(stderr, "ry `%s...

There're no depends between mysqld and httpd.

Try to connect to the database using just a mysql client.
mysql -u user -h host -p

You can not do it using just sh.

* * * * * /bin/ksh a_script_name.sh

No.

You can do:

./script >file 2>&1

The better way is to use syslog for that.

Just an example....

a=`pwd`
for in in `cat servers`;
do
mkdir some;
cd some && scp ...${i}.. &
cd ${pwd}
done

How about something like:


for i in `cat file`
do
nslookup ${i} "format options here" >> file.another
done