Read e-book online Beginning Xcode: Swift 3 Edition PDF

By Matthew Knott

ISBN-10: 1430250046

ISBN-13: 9781430250043

ISBN-10: 1430250054

ISBN-13: 9781430250050

This publication won't merely get you up and operating with Apple's newest model of Xcode, however it additionally indicates you the way to take advantage of speedy in Xcode and contains a number of tasks to build.

If you have already got a few programming adventure with iOS SDK and Objective-C, yet desire a extra in-depth instructional on Xcode, specially Xcode with Apple’s new programming language, speedy, then Beginning Xcode, quick version is for you.

The publication makes a speciality of the hot applied sciences, instruments and lines that Apple has bundled into the hot Xcode eight, to enrich the newest iOS 10. through the top of this publication, you will have all the talents and a number of examples to draft from to get your quick app from suggestion to App shop with the entire strength of Xcode.

What You’ll learn

  • How to exploit quick and new Swift-related positive factors in Xcode
  • How to start with Xcode, utilizing Workspaces, Interface Builder, storyboarding, tables/collection perspectives and more
  • How to use Xcode's big libraries, frameworks and bundles
  • How to create intriguing interactive apps for iPhone or iPad utilizing Sprite equipment, Map package, and different Apple technologies
  • How to proportion your app utilizing organizer, localization, car structure, and more

Who this e-book is for

This booklet is for people with a few Objective-C/Cocoa and/or iOS SDK app improvement event, yet are looking to be extra effective in writing and checking out their code, and those who need to know in-depth examples of fast in Xcode.

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Read Online or Download Beginning Xcode: Swift 3 Edition PDF

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Additional resources for Beginning Xcode: Swift 3 Edition

Sample text

Tip Remember, if you can’t see the Object Library, you can access it via View ➤ Utilities ➤ Show Object Library (^+ +⌥+3). Figure 2-23. Adding the image view and resizing it to fill the view 32 CHAPTER 2 ■ DIVING RIGHT IN With the image view positioned, it’s time to specify which image to use: 1. With the image view selected, go to the Attributes Inspector. 2. From the Image drop-down, select the file you added. If you’re using the image from the download, then this is the file starting with jNgy.

4. You once again need to apply constraints, this time to the image view. Ensuring that the image view is still selected, click the Pin button at the bottom of the design area. This time, all four values should say 0; if they don’t, ensure you have not checked Constrain to Margins. If the values still don’t say 0, change them manually and then click all four bars, as shown in Figure 2-24. Click the Add 4 Constraints button. Figure 2-24. Applying constraints to the image view 33 CHAPTER 2 ■ DIVING RIGHT IN So you’re finished, right?

Running and Testing Your Application It’s hard to stress enough how important it is to test your application thoroughly before even thinking about submitting it to the App Store. There are many reasons for this. First, the App Store review process is very thorough—if your app isn’t up to par, Apple isn’t afraid to let you know in the form of a rejection. So testing means you reduce your chances of being rejected by Apple. When you submit your app, if you’re rejected, you have to make the amendments and then resubmit your application, all of which is time consuming—time that could otherwise have been used to sell your app.

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Beginning Xcode: Swift 3 Edition by Matthew Knott

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