Download Application Development with Swift by Hossam Ghareeb PDF

April 10, 2017 | Programming | By admin | 0 Comments

By Hossam Ghareeb

Develop hugely effective and attractive iOS purposes through the use of the rapid language

About This Book
• improve a chain of purposes with speedy utilizing the advance kits and new/updated APIs
• Use the hot positive factors of iOS eight so as to add new taste on your applications
• A hands-on advisor with particular code snippets to help you in constructing robust quick applications

Who This e-book Is For
If you're an iOS developer with adventure in Objective-C, and want to boost functions with quick, then this e-book is perfect for you. Familiarity with the basics of quick is an extra virtue yet now not a necessity.

What you are going to Learn
• Use playgrounds in Xcode to make the writing of rapid code efficient and easy
• Get conversant in the complex beneficial properties of speedy and make whole use of them on your code
• upload a brand new process for authentication in your app utilizing contact ID
• improve health-related apps utilizing HealthKit
• Take your apps to the subsequent point of functionality and strength utilizing Met
• improve functions for wearables utilizing WatchKit
• Use Notification heart to simply entry your entire notifications
• Make your clients units extra fashionable through the use of Apple's integrated quickly variety keyboard, rather than the local one

In Detail
After years of utilizing Objective-C for constructing apps for iOS/Mac OS, Apple now bargains a brand new, artistic, effortless, and cutting edge programming language for software improvement, referred to as quick. fast makes iOS software improvement a breeze through providing pace, safety and gear on your software improvement approach. quick is simple to benefit and has amazing gains reminiscent of being open resource, debugging,interactive playgrounds, errors dealing with version, etc. speedy has simplified its reminiscence administration with automated Reference Counting (ARC) and it really is appropriate with Objective-C.

This e-book has been created to supply you with the data and talents you can use the hot programming language rapid. The publication begins with an advent to fast and code constitution. Following this, you'll use playgrounds to get to grips with the language very quickly. Then the ebook takes you thru the complex positive aspects provided via speedy and the way to exploit them together with your outdated Objective-C code or initiatives. you'll then discover ways to use rapid in genuine initiatives by means of protecting APIs similar to HealthKit, steel, WatchKit, and contact identification in every one bankruptcy. The book's effortless to keep on with constitution guarantees you get the easiest begin to constructing purposes with Swift.

Style and approach
The booklet achieves its finish target by means of dividing its content material into elements. half 1 will take the readers, who're new to rapid, via its structure and fundamentals. half 2 of the e-book will hide content material on program improvement with Swift.

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The HealthKit store is encrypted, and your app can't read data when the phone is locked. So, when your app runs in background, it may not be able to access the store. However, your app can still write data even if the phone is locked, as the data will be cached, and then saved when the phone is unlocked. • Any app that uses the HealthKit framework must provide a privacy policy. HealthKit privacy Health information is very sensitive, and HealthKit gives its users full control over their data to decide which data is to be shared with the third-party apps, and which apps can share or use this data.

We also talked about the LocalAuthentication framework that performs all the magic about Touch ID authentication, simplifying everything for you to use it. In the next chapter, we will talk about the HealthKit framework and how to use it in developing apps related to users' health data. You will also learn how to read and write data from the HealthKit store and how to deal with data units. [ 43 ] Introduction to HealthKit Starting with iOS 8, many frameworks and new APIs have been introduced to build awesome apps with new ideas.

Knowing this formula will help you a lot in using closures, and you will not feel any frustration using it. [ 14 ] Chapter 1 This is an example of using closures in sorting the collection of data: var nums = [10, 3, 20, 40, 1, 5, 11] sorted(nums, { (number1, number2) -> Bool in return number1 > number2 }) //[40, 20, 11, 10, 5, 3, 1] Here, the closure is used to identify the comparison result of any two numbers. As we saw, the closure takes two parameters and returns a Boolean, that is the result of the comparison.

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