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hi ahmed,
I am using MontaVista Linux. I am not supposed to give options in useradd. I ll simply create users. They will get default permission. I want to change those default permissions.
...

if you want mathematical code then here it is:
$tmp=$ecode;
$count=0;

while($tmp>0)
{ $tmp=$tmp/10; $count++; }

$output=$ecode;
$character=9;

for($i=0;$i<$length-$count;$i++)
{ ...

try this:

$tmp=$ecode;
$count=0;

while($tmp>0)
{ $tmp=$tmp/10; $count++; }

$output=$ecode*10^($length-$count);

print $output;

how many zeroes you need to add at the end..?
if it is 4 always then simply multiply that no. by 10000 and then print.

Hi, i'm using a Unix machine. I login as root. when i create new users using useradd -m <user_name> their home directories will be created in /home/ directory with default permissons of 750. i.e.,...