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Perl Language Reference Manual
by Larry Wall and others
Paperback (6"x9"), 724 pages
ISBN 9781906966027
RRP £29.95 ($39.95)

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Modification of non-creatable hash value attempted, %s

(P) You tried to make a hash value spring into existence, and it couldn't be created for some peculiar reason.

ISBN 9781906966027Perl Language Reference ManualSee the print edition