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0 pointsjayd1610y ago0 comments

Simple things like adding a list of Apples to a list of Fruits become non-trivial.

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3 comments · 1 top-level

continuational10y ago· 2 in thread

Non-trivial? In Scala it would be:

    fruits ++= apples.map(_.asFruit)

shiro10y ago

That part is fine. The difficulty arises when you want to take out an apple from a list of fruits.

Why should you be able to do that?

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