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Object::Signature::Portable

By Robert Rothenberg from Edinburgh.pm,London.pm
Lightning talk
Target audience: Beginner
Language: English
Tags: lightning serialization signatures

A common method for detecting that a Perl data structure has changed is to generate a signature for it, using a cryptographic hash of a serialized form of the structure.

For most purposes, this works fine... unless you need to check signatures with different versions of Perl, serialization modules, or even architectures.

The workaround is simple