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import SwiftUI
import TipKit

/// Encapsulate tip conditions with specified values.
protocol TipCondition {
    func evaluate() -> (Binding<Bool>, is: Bool)
}

/// Conform `Binding<Bool>` to `TipCondition` with a default value of `true`.
extension Binding: TipCondition where Value == Bool {

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import UIKit

extension UIStoryboard {
    
    enum Name: String {
        
        case main = "Main"
        case otherStuff = "OtherStuff"
    }
    

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//
//  HandlesKeyboard.swift
//
//  Created by Scott Gardner on 1/14/19.
//  Copyright © 2019 Scott Gardner. All rights reserved.
//

import UIKit

protocol HandlesKeyboard where Self: UIViewController {

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// From Swift 2 Essential Training http://www.lynda.com/Swift-tutorials/Using-labels/422096/447960-4.html

var i = 0
let hello = "Hello, playground!"

start: do {
  i++
  
  do {
    print(hello)

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import UIKit

/**
 Returns an array of `CGPoint`s that are evenly distributed around the circumference of a circle for a number of points, center x, center y, and radius of the circle, and maximum number of decimal points precision for the x and y values.
 - author: Scott Gardner
 - parameter numberOfPoints: the number of points to plot; 1 or more
 - parameter centerX: the center `x` of the circle
 - parameter centerY: the center `y` of the circle
 - parameter radius: the radius of the circle (distance from center)
 - parameter precision: the maximum number of decimal places precision, 0 or higher, **defaults to 3**

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import Foundation

/**
 Returns a `Dictionary` of `String` keys and `String` values for each key/value pair in an `NSURL` query string.
 - author: Scott Gardner
 - seealso:
 * [Source on GitHub](http://bit.ly/SwiftQueryItemsDictionaryNSURLExtension)
 */
extension NSURL {
  

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    extension Array where Element: UIView {
      
      /**
       Sorts an array of `UIView`s or subclasses by `tag`. For example, this is useful when working with `IBOutletCollection`s, whose order of elements can be changed when manipulating the views in Interface Builder. Just tag your views in Interface Builder and then call this method on your `IBOutletCollection`s in `viewDidLoad()`.
       - author: Scott Gardner
       - seealso:
       * [Source on GitHub](http://bit.ly/SortUIViewsInPlaceByTag)
       */
      mutating func sortUIViewsInPlaceByTag() {
        sortInPlace { (left: Element, right: Element) in

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func ==(x: HashableType, y: HashableType) -> Bool {
    return x.isEqual(y.value)
}

struct HashableType: Hashable {
    
    let value: Any
    var hashValue: Int {
        return getHashValue()
    }

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extension Int {
  
  /**
  `true` if self is a prime number, i.e., can only be divided evenly by 1 and itself.
  - author: Scott Gardner
  - seealso:
  * [Source on GitHub](http://bit.ly/SwiftIntIsPrimeExtension)
  */
  public var isPrime: Bool {
    guard self > 1 else {

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import Foundation

/**
 Converts any numeric literal (e.g., 1) or string containing a numeric literal (e.g., "1"), into a spelled-out number string (e.g., "one"). [Source on GitHub](http://bit.ly/SwiftSpellOutNumber)
 - parameter number: a numeric literal, or string containing a numeric literal
 - returns: String?
 */
public func spellOut<N>(number: N) -> String? {
    let formatter = NumberFormatter()
    formatter.numberStyle = .spellOut