This is another Testing post

in pododdle •  6 years ago 

Sometimes it's desired to uniquify a list based on some criteria other than just equality, for example, to filter out objects that are different, but share some property. This can be done elegantly by passing a callback. This "key" callback is applied to each element, and elements with equal "keys" are removed. Since key is expected to return a primitive, hash table will work fine here:

pododdle pok. oklskdjf 9doifui pok
6 years ago by

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