Willard, Lin willard1218

連結	介紹
Swift protocol extension	介紹如何用 Swift 實作一個 API Request client (What)，會大量使用 Protocol extension (How) 特性來擴充這個模組，近而讓程式變得容易維護且擴充性高 (Why)。
使用 Swift 寫爬蟲	使用 XPath + Swift 套件爬 104 頁面
memory overuse debug	如何找出記憶體飆升的過程
SwiftSliderMenu	實作側邊選單的機制
WLAppleCalendar	實作蘋果內建的行事曆
Ted-subtitle-merge	合併 Ted 中英字幕
TableViewCell reuseIdentifier refactor	一步一步重構TableViewCell_reuseIdentifier 的過程
[NSArray.count-and-arithmetic-underflow](https://github.com/willard1218/

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	//
	// ViewController.swift
	// text
	//
	// Created by willard on 2018/4/2.
	// Copyright © 2018年 willard. All rights reserved.
	//

	import UIKit

	//
	// XXXTableVC.swift
	// t
	//
	// Created by willard on 2018/3/17.
	// Copyright © 2018年 willard. All rights reserved.
	//

	import Foundation
	import UIKit

	//
	// XXXTableVC.swift
	// t
	//
	// Created by willard on 2018/3/17.
	// Copyright © 2018年 willard. All rights reserved.
	//

	import Foundation
	import UIKit


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

	import UIKit

	let a = NSDecimalNumber(string: "1.111111111111111111")
	a.intValue
	a.int8Value
	a.int16Value
	a.int32Value

	// origin author : https://gist.github.com/pofat/b0a05cd0348878e23027eae4273f0bed
	//: Playground - noun: a place where people can play
	import UIKit

	// This is for dmoe, you can use a generice type to limit your observer to an UIViewController for common usage.
	protocol Notifiable {
	var name: Notification.Name { get }
	func observe(by observer: Any, withSelector selector: Selector, object: Any?)
	func post(object: Any? ,userInfo: [AnyHashable: Any]?)
	static func remove(observer: Any)

	// usage 1
	extension Notification.Name {
	public static let updateData = Notification.Name("updateData")

	// nested
	struct Category1 {
	public static let nestedUpdateData = Notification.Name("nestedUpdateData")
	}
	}

	import UIKit


	protocol SomeP {}
	struct Foo: SomeP {
	var foo : String = "foo"
	}

	extension Array where Element == SomeP {
	func m1() {}

	const WebSocket = require('ws');

	const wss = new WebSocket.Server({ port: 8080 });



	wss.on('connection', function connection(ws) {
	ws.on('message', function incoming(data) {
	console.log("reveice : " + data)