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func getWindowsList() {
    let options = CGWindowListOption(arrayLiteral: .optionOnScreenOnly)
    let windowListInfo = CGWindowListCopyWindowInfo(options, CGWindowID(1))
    let infoList = windowListInfo as! [[String: Any]]

    let windowList = infoList.filter { (($0["kCGWindowLayer"] as? Int) ?? -1) == 0 }

    for window in windowList {
        print(window["kCGWindowOwnerName"])
    }

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import UIKit
import Foundation

let image = UIImage(named: "example.jpg")
let imageData = image!.jpegData(compressionQuality: 0.75)
let date = Date()
let dateFormatter = DateFormatter()
dateFormatter.dateFormat = "yyyy-MM-dd"
let dateString = dateFormatter.string(from: date)

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enum SignalTrap {
    
    typealias SignalHandler = @convention(c)(Int32) -> Void
    
    static func handle(signal:Int32, action: @escaping SignalHandler) {
        typealias SignalAction = sigaction
        
        var sigAction = sigaction()
        sigAction.__sigaction_u = unsafeBitCast(action, to: __sigaction_u.self)
        sigaction(signal, &sigAction, nil)

dedeexe

import Darwin

let handle = dlopen("/usr/lib/libc.dylib", RTLD_NOW)
let sym = dlsym(handle, "random")
let functionPointer = UnsafeMutablePointer<() -> CLong>(sym)
let result = functionPointer.memory()

println(result)

dedeexe

// No Security

{
  "rules": {
    ".read": true,
    ".write": true
  }
}

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[
   {
      "name":"Afghanistan",
      "dial_code":"+93",
      "code":"AF"
   },
   {
      "name":"Åland Islands",
      "dial_code":"+358",
      "code":"AX"

dedeexe

//
//  Data+hash.swift
//  HashTools
//
//  Created by dede.exe on 17/09/18.
//  Copyright © 2018 dede.exe. All rights reserved.
//

import Foundation

dedeexe

import Foundation
import MobileCoreServices

extension Data {
    enum MimeType : Int {
        case imageJPEG          = 0xff
        case imagePNG           = 0x89
        
        case applicationPDF     = 0x25
        

dedeexe

{ "name":"Jose", "age":33, "height": 1.70, "weigh":70 }

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extension HellViewController {
    func startObservers() {
        let nc = NotificationCenter.default
        nc.addObserver(self, selector: #selector(showKeyboard), name: NSNotification.Name.UIKeyboardWillShow, object: nil)
        nc.addObserver(self, selector: #selector(hideKeyboard), name: NSNotification.Name.UIKeyboardWillHide, object: nil)
    }
    
    func stopObservers() {
        let nc = NotificationCenter.default
        nc.removeObserver(self, name: NSNotification.Name.UIKeyboardWillShow, object: nil)