Android developer notes are here.

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How to Generate Xcode Code Coverage Report

• #1 xccov - Apple's tool since XCode 9.3, how to use
• #2 xcov: https://github.com/fastlane-community/xcov
• #3 Slather: https://github.com/SlatherOrg/slather

Augmented Reality - ARKit apps

https://github.com/Mylittleswift/Awesome-ARKit

iOS meets Blockchain

https://github.com/Mylittleswift/iOS-blockchain-apps

Functional Reactive Programming for iOS App Development

• RxSwift
• ReactiveCocoa

Tutorials:

1. Study materials
2. Understanding Reactivecocoa

Demo Apps:

1. Gitbucket
2. sample
3. wechat

Resources to Develop Watch Apps

Very limited resources on github and out of dated!

1. App Programming Guide for watchOS
2. What's New in watchOS
3. awesome-watchos
4. sample-watchkit-apps
5. WatchKit-Apps
6. watchOS-2-Sampler
7. 表有方寸， 心无桎梏

Sample Watch Apps by Apple

1. Using the Watch Connectivity API
2. LoopHealth: Using health documents and Activity rings in HealthKit and HealthKitUI
3. HelloGameKit: A skeleton app for turn based games on watchOS
4. WatchPuzzle: Using SceneKit and SpriteKit on watchOS
5. SpeedySloth: Using HealthKit to build a workout app for Apple Watch
6. PotLoc: CoreLocation with iPhone and Apple Watch
7. QuickSwitch: Supporting Quick Watch Switching with WatchConnectivity
8. Emporium: A Simple Shopping Experience with Apple Pay
9. SwingWatch: Using Device Motion on the Watch
10. WatchBackgroundRefresh: Using WKRefreshBackgroundTask to update WatchKit apps in the background
11. WatchKit Catalog: Using WatchKit Interface Elements
12. Activity Rings: Contributing to Activity Rings on Apple Watch
13. WatchKitAudioRecorder: Audio Recording and Playback

awesome-ios

A curated list of awesome iOS ecosystem, including Objective-C and Swift Projects http://awesomeios.com

Developing Bluetooth Low Energy (BLE)

1. https://github.com/Mylittleswift/BabyBluetooth
2. https://github.com/Mylittleswift/BluetoothKit
3. https://github.com/Mylittleswift/IOS-nRF-Toolbox_Swift

Obtain iOS system and device information

#1 #2

Prepare to iOS Interview

1. Sample Questions 1
2. Sample Questions 2
3. 20 iOS Developer Interview Questions
4. Complete iOS interview questions
5. 14 Essential iOS Interview Questions
6. 招聘一个靠谱的 iOS -very good!
7. iOS-InterviewQuestion-collection

Famous iOS developers' blogs

1. [唐巧]（http://blog.devtang.com/categories/iOS/)

iOS APP Security and Reverse Engineering

1. https://github.com/iosre/iOSAppReverseEngineering
2. http://www.jianshu.com/p/4da57be23275
3. http://www.jianshu.com/p/10873c5c1e08
4. https://danleechina.github.io/ios-app-security-reinforce/
5. https://github.com/Polidea/ios-class-guard
6. http://www.freebuf.com/articles/terminal/129640.html
7. https://github.com/danleechina/CodeSecurity
8. https://danleechina.github.io/ios-app-security-reinforce/

GitHub Top Users - Objective-C

Top 50 ObjC developers in the world

GitHub 10000-Star iOS Open-Source Frameworks

1. Alamofire 2. AFNetworking 3. SDWebImage 4. ReactiveCocoa 5. pop 6. Masonry 7. Charts 8. realm-cocoa 9. AsyncDisplayKit 10. Spring 11. JSQMessagesViewController 12. YYKit 13. RestKit 14. SnapKit 15. MBProgressHUD 16. fmdb 17. MagicalRecord 18. Rxswift

Analysis of iOS open-source frameworks