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Hash Function Speed
Post 302364229 by jim mcnamara on Thursday 22nd of October 2009 10:40:06 AM
10-22-2009
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9 More Discussions You Might Find Interesting
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I have a file with a format of
A,2
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A,2
A,3
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A,2
E,2
A,2
I need to create a sum of each alphabet with the numbers assigned to it using awk. (2 Replies)
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I have a script with dynamic hash of hashes , and I want to print the entire hash (with all other hashes).
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I analysed disk performance with blktrace and get some data:
read:
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Hello,
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Can Someone explain me why even using Tie::IxHash I can not get the output data in the same order that it was inserted? See code below.
#!/usr/bin/perl
use warnings;
use Tie::IxHash;
use strict;
tie (my %programs, "Tie::IxHash");
while (my $line = <DATA>) {
chomp $line;
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6. Shell Programming and Scripting
Hi,
In Perl, is it possible to use a range of numbers with '..' as a key in a hash?
Something in like:
%hash = (
'768..1536' => '1G',
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);
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Hi,
I have an hashes of hash, where hash is dynamic, it can be n number of hash. i need to compare data_count values of all .
my %result (
$abc => {
'data_count' => '10',
'ID' => 'ABC122',
}
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'data_count' => '20',
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... (1 Reply)
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Hello gurus, Iam trying to parse following BibTex file (bibliography.bib):
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9. Shell Programming and Scripting
Hi, I have a hash of hash where it has
name, activities and count
i have data like this -
$result->{$name}->{$activities} = $value;
content of that are -
name - robert tom cat peter
activities - running, eating, sleeping , drinking, work
i need to print output as below
... (3 Replies)
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LEARN ABOUT DEBIAN
hash::case::upper
Hash::Case::Upper(3pm) User Contributed Perl Documentation Hash::Case::Upper(3pm) NAME
Hash::Case::Upper - native hash with enforced lower cased keys INHERITANCE
Hash::Case::Upper is a Hash::Case is a Tie::StdHash SYNOPSIS
use Hash::Case::Upper; tie my(%uchash), 'Hash::Case::Upper'; $uchash{StraNGeKeY} = 3; print keys %uchash; # STRANGEKEY DESCRIPTION
Hash::Case::Upper extends Hash::Case, which lets you play various trics with hash keys. In this implementation, the fake hash is case insensitive and the keys stored in upper-case. METHODS
Constructors $obj->addHashData(HASH) See "Constructors" in Hash::Case $obj->addPairs(PAIRS) See "Constructors" in Hash::Case $obj->setHash(HASH) See "Constructors" in Hash::Case tie(HASH, 'Hash::Case::Upper', [VALUES,] OPTIONS) Define HASH to have only upper cased keys. The hash is initialized with the VALUES, specified as ref-array or ref-hash. Currently, there are no OPTIONS defined. SEE ALSO
This module is part of Hash-Case distribution version 1.02, built on March 09, 2012. Website: http://perl.overmeer.net/hash-case/ LICENSE
Copyrights 2002-2003,2007-2012 by Mark Overmeer. For other contributors see ChangeLog. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See http://www.perl.com/perl/misc/Artistic.html perl v5.14.2 2012-03-09 Hash::Case::Upper(3pm)