Yes, but you can do that without having loads of stale copies of incorrect data ... | Hacker News

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		ErroneousBosh 41 days ago \| parent \| context \| favorite \| on: John Carmack on mutable variables Yes, but you can do that without having loads of stale copies of incorrect data lying around, presumably.

MetaWhirledPeas 38 days ago [–]

With techniques like method chaining you can avoid using a constant or a variable and just pass return values around.

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