freedom27

protocol HasName {
    var name: String { get }
}

protocol HasSubNodes: HasName {
    var subNodes: [HasName] { get }
}

protocol HasData: HasName {

freedom27

import Foundation

extension String {
    
    func substringWithRange(r: Range<Int>) -> String {
        return substringWithRange(Range(start: startIndex.advancedBy(r.startIndex), end: startIndex.advancedBy(r.endIndex)))
    }
    
    func substringToIndex(i: Int) -> String {
        return substringToIndex(startIndex.advancedBy(i))

freedom27

protocol Disposable {
    func dispose()
    func addToDisposablesBag(bag: DisposablesBag)
}

extension Disposable {
    func addToDisposablesBag(bag: DisposablesBag) {
        bag.add(self)
    }
}

freedom27

//
//  Promise.swift
//  PiGuardMobile
//
//  Created by Stefano Vettor on 06/04/16.
//  Copyright © 2016 Stefano Vettor. All rights reserved.
//

import Foundation

freedom27

//: Playground - noun: a place where people can play

import Foundation

protocol Neuron {
    var weights: [Double] {get}
    func feedforward(input: [Double]) -> Double
    func activation(input: Double) -> Double
}

freedom27

//
//  UIBarButtonItem+Badge.swift
//  PiGuardMobile
//
//  Created by Stefano Vettor on 12/04/16.
//  Copyright © 2016 Stefano Vettor. All rights reserved.
//

import UIKit