mrugeshtank

Web Cryptography API Examples

Live Table: https://diafygi.github.io/webcrypto-examples/

I couldn't find anywhere that had clear examples of WebCryptoAPI, so I wrote examples and made a live table with them. Pull requests welcome!

1. RSASSA-PKCS1-v1_5

• generateKey | importKey |

mrugeshtank

PRODUCT_NAME := Foo
SCHEME_NAME := ${PRODUCT_NAME}
WORKSPACE_NAME := ${PRODUCT_NAME}.xcworkspace
UI_TESTS_TARGET_NAME := ${PRODUCT_NAME}UITests

TEST_SDK := iphonesimulator
TEST_CONFIGURATION := Debug
TEST_PLATFORM := iOS Simulator
TEST_DEVICE ?= iPhone 11 Pro Max
TEST_OS ?= 13.3

mrugeshtank

// listening for current item change
self.audioQueueObserver = self.playerQueue?.observe(\.currentItem, options: [.new]) {
    [weak self] (player, _) in
    print("media item changed...")
}

// listening for current item status change
self.audioQueueStatusObserver = self.playerQueue?.currentItem?.observe(\.status, options:  [.new, .old], changeHandler: {
    (playerItem, change) in
    if playerItem.status == .readyToPlay {

mrugeshtank

import Foundation
import UIKit

public struct Resource {
	var name: String
	var fileExtension: String
	var url: URL? {
		Bundle.module.url(forResource: name, withExtension: fileExtension)
	}
}

mrugeshtank

extension UserDefaults {
    subscript<T>(key: String) -> T? {
        get {
            return value(forKey: key) as? T
        }
        set {
            set(newValue, forKey: key)
        }
    }
    

mrugeshtank

import Foundation

class KeyboardAppearListener {

    private var showKeyboard: NotificationToken?
    private var hideKeyboard: NotificationToken?

    private weak var viewController: UIViewController?
    private var windowSafeArea: CGFloat = 0
    private var windowsSafeAreaWereAdded = false

mrugeshtank

Setting up iOS Universal Links

Table of Contents

• Resources
  • General link resources
  • Validation tools
• Server configuration
  • Apple JSON Metadata file
• Create a JSON file called apple-app-association

mrugeshtank

// No Security

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

mrugeshtank

Hexadecimal color code for transparency

How to set transparency with hex value ?

For example, you want to set 40% alpha transparence to #000000 (black color), you need to add 66 like this #66000000.

All hex value from 100% to 0% alpha:

mrugeshtank

import PlaygroundSupport
import UIKit

class TableViewManager: NSObject, UITableViewDataSource, UITableViewDelegate {
    
    weak var tableView: UITableView?
    
    var strings = ["a", "b", "c", "d","e", "f", "g", "h","i", "j", "k", "dl","am", "bn", "co", "dp","aq", "br", "cs", "dt","au", "bv", "cw", "dx","ay", "bz", "caa", "dbb","acc", "bdd", "cee", "dff","agg", "bhh", "cii", "djj","akk", "bll", "cmm", "dnn","aoo", "bpp", "cqq", "zrr"]
    
    func add(data: [String]) {