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PDL::Delta - PDL changes between V1.0 and V2.0
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This file is an attempt to list the major user-visible changes
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between PDL versions 1.0 and 2.0.
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=head2 Piddles are not hashes any more:
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doesn't work. They are currently scalar references (to opaque
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C structures in finer terms) because of speed as well as
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syntactic issues. If you want to have a hash, use
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which returns a reference to an anonymous hash. Also,
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subclassing works if you store a piddle in the hash member ``PDL''.
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There are also many core enhancements to support Dataflow and
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Slicing tricks, but these do not introduce any incompatbilities.
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=head2 Incompatible Changes vs 1.11
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Order of the arguments has changed.
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No longer copies the header. This may not be a misfeature.
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=head1 Documentation Changes
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Many of the base and library pods were updated.
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The F<Changes> file for exhaustive details on what changed.
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The F<INSTALL> file for how to build PDL.
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The F<README> file for general stuff.
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pdldelta was inspired by I<perldelta> man page in the perl