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dispatch_source_t CreateDispatchTimer(uint64_t interval, uint64_t leeway, dispatch_queue_t queue, dispatch_block_t block)
{
    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, queue);
    if (timer)
    {
        dispatch_source_set_timer(timer, dispatch_walltime(NULL, 0), interval, leeway);
        dispatch_source_set_event_handler(timer, block);
        dispatch_resume(timer);
    }
    return timer;

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var gradient: CAGradientLayer = CAGradientLayer()
gradient.frame = view.bounds
gradient.colors = [UIColor(rgba: "#71B280").CGColor, UIColor(rgba: "#134E5E").CGColor]
self.view.layer.insertSublayer(gradient, atIndex: 0)

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- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
    [self dismissViewControllerAnimated:YES completion:^{
        dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
            [UIApplication sharedApplication].idleTimerDisabled = YES;
        });
    }];
}

- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
    self dismissViewControllerAnimated:YES completion:^{

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+ (UIImage *)imageFromText:(NSString *)text size:(CGSize)size fontName:(NSString *)fontName maxFontSize:(CGFloat)maxFontSize minFontSize:(CGFloat)minFontSize
{
	UIFont *font;
	CGSize fontSize;
	
	for (CGFloat maxSize = maxFontSize; maxSize >= minFontSize; maxSize -= 1.f) {
		font = [UIFont fontWithName:fontName size:maxSize];
		fontSize = [text sizeWithAttributes:@{ NSFontAttributeName : font }];
		
		if (fontSize.width <= size.width) {

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import Foundation

extension CollectionType where Index == Int {
	func shuffle() -> [Generator.Element] {
		var list = Array(self)
		list.shuffleInPlace()
		return list
	}
}

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private var propertyAssociationKey: UInt8 = 0

extension String {
	weak var property: CustomClass! {
		get {
			return objc_getAssociatedObject(self, &propertyAssociationKey) as? CustomClass
		}
		set(newValue) {
			objc_setAssociatedObject(self, &propertyAssociationKey, newValue, objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN_NONATOMIC)
		}

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//
//  CoreDataStorage.swift
//  TutorialAppGroup
//
//  Created by Maxim on 10/18/15.
//  Copyright © 2015 Maxim. All rights reserved.
//

import Foundation
import CoreData

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let url = "https://www.youtube.com/watch?v=ZGNvt_L_cag"
		
do {
	let regex = try NSRegularExpression(pattern: "(?<=v(=|/))([-a-zA-Z0-9_]+)|(?<=youtu.be/)([-a-zA-Z0-9_]+)", options: NSRegularExpressionOptions.CaseInsensitive)
	let match = regex.firstMatchInString(url, options: NSMatchingOptions.ReportProgress, range: NSMakeRange(0, url.lengthOfBytesUsingEncoding(NSUTF8StringEncoding)))
	let range = match?.rangeAtIndex(0)
	let youTubeID = (url as NSString).substringWithRange(range!)
	print(youTubeID)
} catch {
}

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NSString *url = @"https://www.youtube.com/watch?v=ZGNvt_L_cag";
NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"(?<=v(=|/))([-a-zA-Z0-9_]+)|(?<=youtu.be/)([-a-zA-Z0-9_]+)" options:NSRegularExpressionCaseInsensitive error:nil];
NSTextCheckingResult *match = [regex firstMatchInString:url options:0 range:NSMakeRange(0, [url length])];
NSRange range = [match rangeAtIndex:0];
NSString *youTubeID = [url substringWithRange:range];
NSLog(@"%@", youTubeID);

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import Cocoa

public class EventMonitor {
	
	private var monitor: AnyObject?
	private let mask: NSEventMask
	private let handler: NSEvent? -> ()
	
	public init(mask: NSEventMask, handler: NSEvent? -> ()) {
		self.mask = mask