boraseoksoon

//
//  Device.swift
//  imHome
//
//  Created by Kevin Xu on 2/9/15. Updated on 6/20/15.
//  Copyright (c) 2015 Alpha Labs, Inc. All rights reserved.
//

import Foundation

boraseoksoon

Concurrency in Swift: One approach

Author: Chris Lattner

Contents

• Introduction
• Overall Vision
• Part 1: Async/await: Beautiful asynchronous APIs
• Part 2: Actors: Eliminating shared mutable state

boraseoksoon

[
    {
        "timezones": [
            "America/Aruba"
        ], 
        "latlng": [
            12.5, 
            -69.96666666
        ], 
        "name": "Aruba", 

boraseoksoon

func partial<A, B, T>(f: (A, B) -> T, a: A) -> (B) -> T {
    return { f(a, $0) }
}

func bind2nd<A, B, T>(f: (A, B) -> T, b: B) -> (A) -> T {
    return { f($0, b) }
}


func partial<A, B, C, T>(f: (A, B, C) -> T, a: A) -> (B, C) -> T {

boraseoksoon

#Stack Overflow scraper script

#imports necessary modules

from urllib2 import urlopen
from BeautifulSoup import BeautifulSoup
import time

username = raw_input("Username: ")

boraseoksoon

// How to use:
//   1. Open "Script Editor" (requires OS X 10.10 Yosemite)
//   2. Change the language from "AppleScript" to "JavaScript"
//   3. Paste the code below and replace the safari example.
//
// More info:
// https://developer.apple.com/library/mac/releasenotes/InterapplicationCommunication/RN-JavaScriptForAutomation/index.html

var sys_events = Application("System Events");

boraseoksoon

import UIKit

#if canImport(SwiftUI) && DEBUG
import SwiftUI
struct UIViewControllerPreview<ViewController: UIViewController>: UIViewControllerRepresentable {
    let viewController: ViewController

    init(_ builder: @escaping () -> ViewController) {
        viewController = builder()
    }

boraseoksoon

// See commentary below this gist.
import Foundation
import QuartzCore

// Implementation from https://talk.objc.io/episodes/S01E90-concurrent-map
public final class ThreadSafe<A> {
    var _value: A
    let queue = DispatchQueue(label: "ThreadSafe")
    init(_ value: A) { self._value = value }

boraseoksoon

Pure for guarantied value semantics

• Author: Michel Fortin

Introduction

This proposal introduces the concept of pure functions to Swift. A pure function is guarantied to allow only value semantics, even when dealing with classes.

boraseoksoon

Build Your Own LISP

I had fun building my own LISP (Slow Loris). The project was extremely easy to get off the ground, because there a ton of resources to do just this. I thought it might be handy to have a little links round-up, based on my research.

In Python

There are already several good projects out there on writing your own LISP in Python.

Peter Norvig's LisPy