Is it possible to combine a regular expression with a aritmetical expression? For example, taking a 8-numbers caracter sequece and casting each output of a grep, comparing to a constant.
THX! (2 Replies)
hello all.. I'm a bit new to this site.. and I hope to learn alot.. but I've been having a hard time figuring this out. I'm horrible with regular expressions.. so any help would be greatly appreciated.
I have a file with a list of names like this: LASTNAME, FIRSTNAME, MIDDLEINITIAL
how can... (5 Replies)
Hi all,
Not sure how "for dummies" this question is, but I'd better use understatement...
A. My Environment
==============
I am using RedHat Linux, version 2.6.18-53.el5.
When I type less --version I get:
less 394
Copyright (C) 1984-2005 Mark Nudelman
...
My terminal is configured... (1 Reply)
CA_RELEASE has a value of 6. I need to check if that this is a numeric value. if not error.
source $CA_VERSION_DATA
if * ]
then
echo "CA_RELESE $CA_RELEASE is invalid"
exit -1
fi
+ source /etc/ncgl/ca_version_data
++ CA_PRODUCT_ID=samxts
++ CA_RELEASE=6
++ CA_WEEK_NO=7
++... (3 Replies)
Hi all,
How am I read a file, find the match regular expression and overwrite to the same files.
open DESTINATION_FILE, "<tmptravl.dat" or die "tmptravl.dat";
open NEW_DESTINATION_FILE, ">new_tmptravl.dat" or die "new_tmptravl.dat";
while (<DESTINATION_FILE>)
{
# print... (1 Reply)
I have put some yellow color codes and works well.
I call the funstion using
print_usage(stderr, 0);
I would like to know if there is any way, to store the ansi color codes in variables and then call them inside fprintf.
Or have a format followed by the strings I want to output.
... (5 Replies)
Hi,
I have a file containing color codes:
Fri May 25 17:13:04 2012: Starting MTA: exim4^ Loading cpufreq kernel modules...^How can I display it colorized on a linux terminal? (4 Replies)
Hello All,
I'm trying to extract the lines between two consecutive elements of an array from a file.
My array looks like:
problem_arr=(PRS111 PRS213 PRS234)
j=0
while } ]
do
k=`expr $j + 1`
sed -n "/${problem_arr}/,/${problem_arr}/p" problemid.txt
---some operation goes... (11 Replies)
HI
i have two files say test and test1
Test.txt
Code:
Lun01 2TB 1.99TB 99.6%
Lun02 2TB 1.99TB 99.5%
Lun03 2TB 1.99TB 99.5%
Lun04 2TB 1.55TB 89.6%
Code:
Test1.txt
Lun01 2TB 1.99TB 89.5%
Lun02 2TB 1.99TB 99.5%
Lun03 2TB 1.99TB 99.5%
Requirement is to compare... (6 Replies)
Discussion started by: venkitesh
6 Replies
LEARN ABOUT DEBIAN
graphics::color::rgb
Graphics::Color::RGB(3pm) User Contributed Perl Documentation Graphics::Color::RGB(3pm)NAME
Graphics::Color::RGB - RGB color model
VERSION
version 0.29
SYNOPSIS
use Graphics::Color::RGB;
my $color = Graphics::Color::RGB->new({
red => 1,
blue => .31,
green => .25,
});
DESCRIPTION
Graphics::Color::RGB represents a Color in the sRGB color space. Individual color channels are expressed as decimal values from 0 to 1, 0
being a lack of that color (or opaque in the case of alpha) and 1 being full color (or transparent in the case of alpha). If no options
are provided then new instance of RGB are opaque white, (that is equivalent to red => 1, green => 1, blue => 1, alpha => 1).
Convenience methods are supplied to convert to various string values.
ATTRIBUTES
red
r
Set/Get the red component of this Color. Aliased to 'r' as well.
green
g
Set/Get the green component of this Color. Aliased to 'g' as well.
blue
b
Set/Get the blue component of this Color. Aliased to 'b' as well.
alpha
a
Set/Get the alpha component of this Color. Aliased to 'a' as well.
name
Get the name of this color. Only valid if the color was created by name.
METHODS
as_string
Get a string version of this Color in the form of RED,GREEN,BLUE,ALPHA
as_integer_string
Return an integer formatted value for this color. This format is suitable for CSS RGBA values.
as_css_hex
Return a hex formatted value with a prepended '#' for use in CSS and HTML.
as_hex_string ( [$prepend] )
Return a hex formatted value for this color. The output ignores the alpha channel because, per the W3C, there is no hexadecimal notiation
for an RGBA value. Optionally allows you to include a string that will be prepended. This is a common way to add the "#".
as_percent_string
Return a percent formatted value for this color. This format is suitable for CSS RGBA values.
as_array
Get the RGB values as an array.
as_array_with_alpha
Get the RGBA values as an array
equal_to
Compares this color to the provided one. Returns 1 if true, else 0;
not_equal_to
The opposite of equal_to.
from_color_library ($color_id)
Attempts to retrieve the specified color-id using Color::Library. The result is then converted into a Graphics::Color::RGB object.
from_hex_string($hex)
Attempts to create a Graphics::Color::RGB object from a hex string. Works with or without the leading # and with either 3 or 6 character
hex strings.
to_hsl
Creates this RGB color in HSL space. Returns a Graphics::Color::HSL object.
to_hsv
Creates this RGB color in HSV space. Returns a Graphics::Color::HSV object.
AUTHOR
Cory G Watson <gphat@cpan.org>
COPYRIGHT AND LICENSE
This software is copyright (c) 2011 by Cold Hard Code, LLC.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.
perl v5.12.4 2011-08-11 Graphics::Color::RGB(3pm)