Hi Uri:  I enjoyed reading through your slides.

I think I caught a typo, though:

On the 'Is A' slide, the example is:

my @foos = qw( foo bar baz ) ;
my %is_a_foo = map { $_ => 1 } @foos ;

if( $is_a_foo( $key ) {
        ...
}

Shouldn't this be:

if( $is_a_foo{$key} ) {
...
}

Regards,

  Doug Hunt

[EMAIL PROTECTED]
Software Engineer III
UCAR - COSMIC, Tel. (303) 497-2611

On Thu, 29 Nov 2007, Uri Guttman wrote:


hi all,

thanks for the help with hash ideas. the class went pretty well today
with even the most experienced perl coder learning something new about
hash slices. i did some editing of more examples or variations that
aren't on the slides and those helped a bit. the slides are at:

http://sysarch.com/computershare/hashes/index.html

yes, i know the sets slide is empty. i didn't have time to write it.

you can show these slides to others but attribute them to me, please. i
didn't even put copyright notices in the templates so don't rip me off
for my lifetime + 75 years!

uri

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