10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I am trying to speed up creating a line by line hash file from a huge file using Perl.
Here is my current (working but too slow) Bash code:
(while read line; do hash=$(echo -n $line | md5sum); echo ${hash:0:32}; done)And here is my Perl code:
perl -MDigest::MD5 -le 'foreach $line ( <STDIN> )... (3 Replies)
Discussion started by: Michael Stora
3 Replies
2. Shell Programming and Scripting
I know that
@food = %fruit;
Works. But how do I assign %fruit and %veggies to @food ? (2 Replies)
Discussion started by: popeye
2 Replies
3. Shell Programming and Scripting
I'm filling in a table of values for grades. I decided to go with reading into a hash from the files but I'm coming up with an error when printing a value that does not exist. I need to know if I can on-the-fly print a space (" ") or blank in place of the grade.
Here's what the output should... (2 Replies)
Discussion started by: D2K
2 Replies
4. Shell Programming and Scripting
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',
}
$def => {
'data_count' => '20',
'ID' => 'defASe',
... (1 Reply)
Discussion started by: asak
1 Replies
5. Shell Programming and Scripting
I want to sort values of a hash in ascending order.
my %records;
for my $value (sort values %records){print $value,"\n";}
When I use the above code I get values in this order: 1,10,11,2,3,4,5,6,7,8,9. But, I need values in my output in this order: 1,2,3,4,5,6,7,8,9,10,11.
Can Someone... (1 Reply)
Discussion started by: koneru_18
1 Replies
6. Shell Programming and Scripting
I have a file containing data like so:
2012-01-02 GREEN 4
2012-01-02 GREEN 6
2012-01-02 GREEN 7
2012-01-02 BLUE 4
2012-01-02 BLUE 3
2012-01-02 GREEN 4
2012-01-02 RED 4
2012-01-02 RED 8
2012-01-02 GREEN 4
2012-01-02 YELLOW 5
2012-01-02 YELLOW 2
I can't always predict what the... (4 Replies)
Discussion started by: rich@ardz
4 Replies
7. Shell Programming and Scripting
Hi,
In Perl, is it possible to use a range of numbers with '..' as a key in a hash?
Something in like:
%hash = (
'768..1536' => '1G',
'1537..2560' => '2G'
);
That is, the range operation is evaluated, and all members of the range are... (3 Replies)
Discussion started by: dsw
3 Replies
8. Shell Programming and Scripting
I have the perl data structure and what i need to do is find all values in
@{$extractColumns{'2'}{'D'}} which are not there in @{$extractColumns{'2'}{'M'}} but seems like i need to put a flag somewhere and i messed up
foreach my $order (keys %extractColumns)
{
foreach my $value... (2 Replies)
Discussion started by: dinjo_jo
2 Replies
9. Shell Programming and Scripting
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;
my(... (1 Reply)
Discussion started by: jgfcoimbra
1 Replies
10. Shell Programming and Scripting
Hello,
I have parsed an xml file using perl to get the hash values and the output looks like this
$VAR1 = {
'RT' => {
'List' => {
'String' => ... (1 Reply)
Discussion started by: userscript
1 Replies