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//
//  GentleActivityIndicatorView.swift
//  veladan
//
//  Created by Daniel Vela Angulo on 19/02/2019.
//  Copyright © 2019 veladan. All rights reserved.
//

import UIKit

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//
//  SpinnerView.swift
//  veladan
//
//  Created by Daniel Vela Angulo on 02/04/2019.
//  Copyright © 2019 veladan. All rights reserved.
//

import UIKit

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//
//  DownloadImageView.swift
//
//  Created by Daniel Vela on 18/06/2019.
//  Copyright © 2019 veladan. All rights reserved.
//

import UIKit

/// Use this class to download an image form an url and present it

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#!/usr/bin/env ruby

# Backup each project by cloning all their repositories: clone the main repo and also the wiki repo.
# 
# 	git clone [email protected]:ai/AAI.git
# 
# The clone must be done only once. After that use ```git fetch --all``` to refresh all data
# 
# - [doc](https://stackoverflow.com/questions/67699/how-to-clone-all-remote-branches-in-git)
# 

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import nltk
nltk.download('stopwords')
from nltk.corpus import stopwords

REPLACE_BY_SPACE_RE = re.compile('[/(){}\[\]\|@,;]')
BAD_SYMBOLS_RE = re.compile('[^0-9a-z #+_]')
STOPWORDS = set(stopwords.words('english'))

def text_prepare(text):
    """

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// This is the way to create an almost-singleton class and allow replace for testing.
// The difference from a real singleton is in the type of property to store the instance:
// it's declared 'var' allowing to substitute the instace, instead using a 'let' property
// as it would be a real singleton. It works for testing

class Singleton {
    static var shared = { Singleton()}()
}

// If you don't want to inherit from the Singleton class, 

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// 1
view.backgroundColor = .clear
// 2
let blurEffect = UIBlurEffect(style: .light)
// 3
let blurView = UIVisualEffectView(effect: blurEffect)
// 4
blurView.translatesAutoresizingMaskIntoConstraints = false
view.insertSubview(blurView, at: 0)

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final class Manager {
    static let shared = Manager()

    private init() { ... }

    func foo() { ... }
}

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.DS_Store
UserInterfaceState.xcuserstate

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extension String {
  subscript (i: Int) -> Character {
    return self[index(startIndex, offsetBy: i)]
  }
  subscript (bounds: CountableRange<Int>) -> Substring {
    let start = index(startIndex, offsetBy: bounds.lowerBound)
    let end = index(startIndex, offsetBy: bounds.upperBound)
    return self[start ..< end]
  }
  subscript (bounds: CountableClosedRange<Int>) -> Substring {