How do I deference perl hash? Can you explain it with a simple example? Answer:In our previous article we discussed aboutPerl array reference. Similar to the array, Perl hash can also be referenced by placing the ‘\’ character in front of the hash. The general form of referencing a ha...
In array context, the correct count should have been returned. @feherke: Code: foreach my $key (keys [red]%{[/red]$item[red]}[/red]) { print ' - ', $key, ' = ', $item->{$key}, "\n"; } I think you meant to dereference $item. I also personally prefer to retrieve ...
I tried doin it in the array...But stil the problem did not resolve..I figured out tht there is some problem while I dereference the hash 'Description'.M working on that.. Thanks.. KevinADC Recognized Expert Specialist Join Date: Jan 2007 Posts: 4092 #4 Nov 14 '08, 09:49 PM ...
So far the script reads the contents of config.yaml into$config. To access the config data we need to dereference the data from$config. The following script shows examples of accessing the config scalar, array and hash data. useYAML::XS'LoadFile';usefeature'say';my$config=LoadFile('config...
Question:I would like to know how to install, uninstall, verify depot packages on HP Unix. Can you explain me with an example? Answer:Use swinstall to install a depot package. Use swremove to remove a depot package as explained below. ...
An increasing number of everyday tasks involve a mixture of human actions and machine computation. This paper presents the first framework that allows non-programmer users to create and execute workflows where each task can be completed by a human or a m