standinga

func combineAsyncCalls(completionHandler: @escaping (String)->()) {
    var text = ""
    fetchData(0, delay: 0.4) { text += $0 }
    fetchData(1, delay: 0.2) { text += $0 }

    completionHandler(text)
}

combineAsyncCalls() {
    print($0)

standinga

func combineAsyncCallsWithDispatchGroup(completionHandler: @escaping (String)->()) {
    let group = DispatchGroup()
    var text = ""
    group.enter()
    fetchData(0, delay: 0.4) {
        text += $0
        group.leave()
    }
    group.enter()
    fetchData(1, delay: 0.2) {

standinga

func combineAsyncCallsWithSemaphore(completionHandler: @escaping (String)->()) {
    let semaphore = DispatchSemaphore(value: 0)
    var text = ""
    
    DispatchQueue.global().async {
        fetchData(0, delay: 0.4) {
            text += $0
            semaphore.signal()
        }
        semaphore.wait() // wait for the first fetchData complete

standinga

// this initializer is called by NSExtensionContextVendor beginRequestWithExtensionItems,
    // without it Garage Band will not show the UI!
    init() {
        super.init(nibName: "AudioUnitViewController", bundle: Bundle(for: AudioUnitViewController.self))
    }
    
    override public init(nibName nibNameOrNil: NSNib.Name?, bundle nibBundleOrNil: Bundle?) {
        super.init(nibName: "AudioUnitViewController", bundle: Bundle(for: AudioUnitViewController.self))
    }
    

standinga

import UIKit

extension UIFont {
    
    static func monospacedFont(at size: CGFloat) -> UIFont{
        let bodyFontDescriptor = UIFontDescriptor.preferredFontDescriptor(withTextStyle: UIFont.TextStyle.body)
        
        let bodyMonospacedNumbersFontDescriptor = bodyFontDescriptor.addingAttributes(
            [
                UIFontDescriptor.AttributeName.featureSettings: [

standinga

import firebase from 'firebase'

// copy the config from the console https://console.firebase.google.com/u/0/project/sign-11111/settings/general/
var firebaseConfig = {
  apiKey: "AI1111111111111111111111111111",
  authDomain: "sign-1111111.firebaseapp.com",
  databaseURL: "https://sign-11111.firebaseio.com",
  projectId: "sign-11111",
  storageBucket: "sign-11111.appspot.com",
  messagingSenderId: "111111111111",

standinga

<template>
  <div class="container">
    google-sign
  </div>
</template>

<script>
export default {
  created: async function() {
  }

standinga

<template>
  <div class="container">
    <button @click="signInRedirect">Sign With Redirect</button>
    <button @click="signInPopup">Sign With Pop Up</button>
    <button @click="test">Test</button>
  </div>
</template>

<script>

standinga

{
  "rules": {
    ".read": "auth.uid != null && auth.token.email.contains('borama')",
    ".write": "auth.uid != null && auth.token.email.contains('borama')"
  }
}

standinga

signInPopup: async function() { 
  var provider = new this.$firebase.auth.GoogleAuthProvider()
  const result = await this.$firebase.auth().signInWithPopup(provider)
  var user = result.user
  console.log(user)
},