During Sun Solaris 8 installation, I did allocate 1 G for the swap partition. By doing a "df -k" shows the swap space usage is only 1% even during the application server is heavily processing.
However, when I do a "vmstat", it shows that the swap memory free space is only 8816 out of 1419100.
... (1 Reply)
Hi, I'm a newbie.
I need help on my first assignment in UNIX.
1. How do I determine the number of non-empty directories?
I was told to create a variable ARCHIVE, which points to the directory that contains the archive of the messages. But I'm so dumb and I don't even know how to do this.
2. In... (1 Reply)
eg: If I execute an example tail statement to put rows from one file to another, it truncates some of the data.
/carrier>wc -l IntIndA.txt
1918 IntIndA.txt
/carrier>tail -1918 IntIndA.txt > test
/carrier>wc -l test
132 test
The tail command should copy 1918 rows to test file instead of... (4 Replies)
Hi,
I need your help guys. I have two data files, namely 101.amberized.pdb & 101.pdb .
Now I want to replace the whole 3rd column of 101.amberized.pdb with the 3rd column of 101.pdb file. How do I do it in shell?
Thanks in advance
Parimal (11 Replies)
I have this situation in my script (simplified):
A=C
C=10
I need to get number 10 using just A variable.
I tried with :
echo $`echo $A` - but i get $C string (i need number)
Thanks very much for any help! (1 Reply)
Hi ,
I have included my script below, pls read thro this req. I want my script to run for every hour , the problem is I CANNOT USE CRONTAB which is prohibited inside the company. My script does what it is supposed to do (to determine the memory and then send a email if it crosses a certain... (2 Replies)
When i run this command, everything is ok. The file can be email and attached but soon after i download the file, the file cant be read. It's seem corrupted. Totally cant be read although i'm using context or wordfile. Original file generated at ek_bkup/alert/tbspace_datafile.log is OK.....
... (7 Replies)
Hi All,
I have problem in the following shell script (problem in 2and3 line i guess)
#!/bin/sh
set value1 = 90;
set value2 = 70;
if ; then
echo "$value1 is normal"
else
echo "$value2 is abnormal"
fi
when executed
output:
$ value_test.sh (Enter)
is abnormal
Neither it's printing... (13 Replies)
I have this code:
#!/bin/sh
awk 'BEGIN
NR == 2
repl = "PHI"
$4 = repl
print $0 'dryloop.txt
and this code:
#!/bin/sh
sed -e '1s/\|$/\|COMID\|/g' -e 's/^087.*$/&PHI\|g' hl.dsldryloop > textdry.txt
My code won't work. I want to change the COMID of lines starting with 087 .
this is my... (15 Replies)
hello every one.. i'm new here... so this is my problem.. have vsftpd server.. and can't log in.. my config:
# Example config file /etc/vsftpd/vsftpd.conf
#
# The default compiled in settings are fairly paranoid. This sample file
# loosens things up a bit, to make the ftp daemon more usable.... (4 Replies)
Discussion started by: pilate
4 Replies
LEARN ABOUT DEBIAN
imager::qrcode
Imager::QRCode(3pm) User Contributed Perl Documentation Imager::QRCode(3pm)NAME
Imager::QRCode - Generate QR Code with Imager using libqrencode
SYNOPSIS
use Imager::QRCode;
my $qrcode = Imager::QRCode->new(
size => 2,
margin => 2,
version => 1,
level => 'M',
casesensitive => 1,
lightcolor => Imager::Color->new(255, 255, 255),
darkcolor => Imager::Color->new(0, 0, 0),
);
my $img = $qrcode->plot("blah blah");
$img->write(file => "qrcode.gif");
# or instance method
use Imager::QRCode qw(plot_qrcode);
my $img = plot_qrcode("blah blah", \%params);
$img->write(file => "qrcode.gif");
DESCRIPTION
This module allows you to generate QR Code with Imager. This module use libqrencode '2.0.0' and above.
METHODS
new
$qrcode = Imager::QRCode->new(%params);
The "new()" constructor method instantiates a new Imager::QRCode object. "new()" accepts the following parameters.
o "size" - Horizontal and vertical size of module(dot). Default is 4.
o "margin" - Margin size of QR Code. Default is 3.
o "level" - Error collectin level. Valid values are 'M', 'L', 'Q' or 'H'. Default is 'L'.
o "version" - Version of the symbol. If specify '0', this module chooses the minimum version for the input data. Default is '0'.
o "mode" - Encoding mode. Valid values are 'numerical', 'alpha-numerical', '8-bit' or 'kanji'. Default is '8-bit'.
If not give "casesensitive" then should be given "mode". If 'kanji' is given, characters will be encoded as Shift-JIS characters.
If '8-bit' is given, all of non-alpha-numerical characters will be encoded as is. If you want to embed UTF-8 string, choose
'8-bit'.
o "casesensitive" - If your application is case-sensitive using 8-bit characters, set to '1'. Default is '0'.
plot($text)
$img = $qrcode->plot("blah blah");
Create a new QR Code image. This method returns Imager object ploted QR Code with the given text.
INSTANT METHODS
plot_qrcode($text, \%params)
Instant method. $text is input text. %params is same parameter as "new()".
SEE ALSO
"Imager", "http://www.qrcode.com/", "http://megaui.net/fukuchi/works/qrencode/index.en.html"
AUTHOR
Yoshiki KURIHARA "<kurihara __at__ cpan.org>"
THANKS
Tokuhiro Matsuno
LICENCE AND COPYRIGHT
Copyright (c) 2011, Yoshiki KURIHARA "<kurihara __at__ cpan.org>".
This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic.
perl v5.14.2 2012-12-16 Imager::QRCode(3pm)