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The Two Sum Problem

Part 1: A Swifty Solution
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Using Map to find Values in an Array

Using Map to find Values in an Array

or, doing the absolute minimum
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Software rots if left alone

Software rots if left alone

recompiling an app…
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Some and None of Optional Optionals.

Some and None of Optional Optionals.

I came across this fun example of using Lists, Bindings and Optionals on X this morning.
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Generics, Opaque Types, Boxed Types

Generics, Opaque Types, Boxed Types

a few explanatory drawings
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Collections in Swift

Collections in Swift

you should be able to draw this from memory
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The Most Important Sentences

in Advanced Swift
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Binary Tree with Generics using Enum

including an Addnode func in the Eidhof example from Advanced Swift.
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Closure Parameters

How the shorthand $0 etc. work
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