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mutating func moveItem(fromIndex oldIndex: Index, toIndex newIndex: Index) {
        insert(removeAtIndex(oldIndex), atIndex: newIndex)
    }
    
var tags = [1,2,3,4,5,7782,25]
tags.moveItem(fromIndex: 2, toIndex: tags.count-1)

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    mutating func shuffle() {
        if count < 2 { return }
        for i in 0..<(count - 1) {
            let j = Int(arc4random_uniform(UInt32(count - i))) + i
            swap(&self[i], &self[j])
        }
    }
     var tags = [1,7782,25]
     tags.shuffle()

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class VerticalLayout: UIView {
    
    var yOffsets: [CGFloat] = []
    
    init(width: CGFloat) {
        super.init(frame: CGRectMake(0, 0, width, 0))
    }

    required init(coder aDecoder: NSCoder) {

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func applicationDidReceiveMemoryWarning(application: UIApplication) {
        NSURLCache.sharedURLCache().removeAllCachedResponses()
    }

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--http://stackoverflow.com/a/26326006/5222077

public extension UIView {
    public class func fromNib(nibNameOrNil: String? = nil) -> Self {
        return fromNib(nibNameOrNil, type: self)
    }

    public class func fromNib<T : UIView>(nibNameOrNil: String? = nil, type: T.Type) -> T {
        let v: T? = fromNib(nibNameOrNil, type: T.self)
        return v!

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extension String {
//Convert html strings to an attributed string
    var html2AttributedString: NSMutableAttributedString? {
        guard
            let data = dataUsingEncoding(NSUTF8StringEncoding)
            else { return nil }
        do {
            let attrStr = try NSMutableAttributedString(data: data, options: [NSDocumentTypeDocumentAttribute:NSHTMLTextDocumentType,NSCharacterEncodingDocumentAttribute:NSUTF8StringEncoding], documentAttributes: nil)
            attrStr.addAttributes([NSFontAttributeName: UIFont.systemFontOfSize(17.0)], range: NSRange(location: 0, length: attrStr.length))
            return attrStr

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Swiper

UIView sublass for creating Tinder like swipe cards, with a peek view.

Usage

Check out the demo app for a detailed example.

Adding Swiper View

A Swiper view can be added via storyboard or programmatically

var swiperView = Swiper(frame: CGRect(x: 0, y: 0, width: 350, height: 350)))

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Updates

• Added public func pauseInteractiveTransition() to ContainerTransition
• Updated Project Settings,
• Updated inout parameters
• Guard stament to prevent presentingViewController from returning nil and crashing (Flip presentation)

• Issues Unable to go back after using Cover presentation

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import UIKit

extension UIImage {

    subscript (x: Int, y: Int) -> UIColor? {

        if x < 0 || x > Int(size.width) || y < 0 || y > Int(size.height) {
            return nil
        }

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let darkNavy = UIColor(red:0.07, green:0.09, blue:0.18, alpha:1.0)
let lightBlue = UIColor(red:0.22, green:0.52, blue:0.84, alpha:1.0)
let oceanGreen = UIColor(red:0.22, green:0.52, blue:0.84, alpha:1.0)
let lightningYellow = UIColor(red:0.98, green:0.71, blue:0.16, alpha:1.0)
let greyBlue  =UIColor(red:0.55, green:0.56, blue:0.63, alpha:1.0)
let geenishGrey = UIColor(red:0.80, green:0.85, blue:0.75, alpha:1.0)
let lighterBlue = UIColor(red:0.53, green:0.67, blue:0.86, alpha:1.0)
let mustardYellow = UIColor(red:0.83, green:0.63, blue:0.23, alpha:1.0)