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my $square = shift or die "Usage: $0 3 [where 3 is the number you want to find the square root of]"; | |
my $guess; | |
"This is an implementation of Newton's method for finding roots. | |
(Specifically, we're finding square roots here, although Newton's | |
method can be used for many different kinds of functions.) | |
The only goal is for you to see how rapidly it converges, it is | |
otherwise quite useless :D.\n\n\n"; |
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perl -ni -e '$cutting = 1 if /#.*start_inflate/; print unless ($cutting or $_=~/\s*1;\s*/); $cutting = 0 if /#.*end_inflate/;' lib/Test/Schema/Result/TestDeflate.pm | |
cat inflate_snippet.pl >> lib/Test/Schema/Result/TestDeflate.pm |
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#!/usr/bin/env perl | |
use strict; | |
use warnings; | |
my $flips = shift @ARGV // 1000; | |
print "I'm going to flip a coin [$flips] times...\n"; | |
my @thresholds = (5, 10); |
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use strict; | |
use warnings; | |
while (<DATA>) { | |
s/[<>]//g; | |
s{\[((/)?(b|i|s))\]}{<$1>}g; | |
print; | |
} | |
__DATA__ |
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use strict; | |
######################################### | |
############# would be in Animal.pm normally | |
######################################### | |
package Animal; | |
sub new { | |
my $package = shift; | |
# this 'bless' call tells that anonymous hash "if someone calls ->foo on you, look in $package for a sub named 'foo', |
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use DBI; | |
use strict; | |
use warnings; | |
my $db_name = shift or die "call as $0 [database_name] [mysql user] [mysql password]"; | |
my $mysql_user = shift || 'root'; | |
my $mysql_password = shift || ''; | |
my $dbh = DBI->connect("dbi:mysql:database=$db_name", $mysql_user, $mysql_password) || die DBI->errstr; |
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package Foodle; | |
use Dancer ':syntax'; | |
use Storable; | |
our $VERSION = '0.1'; | |
get '/' => sub { | |
template 'index'; | |
}; |
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use Template; | |
my $tt = Template->new( START_TAG=>'<%', END_TAG=>'%>' ); | |
$tt->process(\*DATA, {}, \*stdout) ; | |
__DATA__ | |
<% index = 0; last = 0; %> | |
index is now <% index %> |
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# This is the main configuration file of your Dancer app | |
# env-related settings should go to environments/$env.yml | |
# all the settings in this file will be loaded at Dancer's startup. | |
# Your application's name | |
appname: "Acme::Test::Dancer::Plugin::Database" | |
# The default layout to use for your application (located in | |
# views/layouts/main.tt) | |
layout: "main" |
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use utf8; | |
use v5.10; | |
my $string = "áéíóú"; | |
binmode(STDOUT, ":utf8"); | |
say $string; | |
use Encode qw/encode decode/; | |
my $bob = encode( 'UTF-8', $string); |
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