Xiaodi Wu

BigInt

28

Here's another stab at implementing a `BigInt` type. ## Implementation I started with a sign-magnitude representation, then made a few gradual refinements (sadly, the Git history got nuked somewhere in...

Add capability to sort on a custom mapping (e.g., on a particular member)

7

There seems to be [broad](https://forums.swift.org/t/sorting-collections-with-map-closures-and-sortdescriptors/16276) [appetite](https://twitter.com/bjhomer/status/1366461518435426304) for sorting on, say, surnames or ages for a collection of `Person` values. This has been made even more ergonomic now that key path...