Posted on March 20, 2019
by Steven Lipton
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You’ve probably used ranges in loops, without knowing it, but ranges are really a type in Swift. Have you ever thought about ranges and all their power? I’ll show you a few things you might want to know about Swift ranges. I’ve put a… Continue Reading “Ranges in Swift”
Category: Swift, Swift 3.0, Swift 4.0, Swift playgrounds, Swift Programming, TutorialTags: Arrays, contains, for loop, ios, NSRange, playgrounds, range, swift, Swift playgrounds
Posted on September 12, 2018
by Steven Lipton
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There’s been some great changes to playgrounds in Xcode 10 that will make your code even easier to prototype than ever before. Let’s take a look at some of the changes. In Xcode 10 open a new single view playground, and save it as… Continue Reading “Changes to Xcode 10 Storyboards.”
Posted on May 30, 2018
by Steven Lipton
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The Apple pencil adds more functionality to tablets than finger touch, even though you use the same code. Let’s do a quick explore of the Apple Pencil, and see how easy it is to add support in your app. Download the starter app. It’s… Continue Reading “Apple Pencil Basics”
Category: GUI, iOS 11, iOS Development Weekly Tips, LinkedIn Learning / Lynda.com, Swift, Swift playgrounds, Swift ProgrammingTags: Apple Pencil, GUI, iPad, playgrounds, swift, Swift playgrounds, touch, UITouch
Posted on May 7, 2018
by Steven Lipton
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While doing some work on more material for the site in Swift playgrounds, I ran into a serious bug in the Swift Playgrounds for iPad. I made a short video to tell you’re about it, and I’ve included an extended transcript afterwards. Hello Folks… Continue Reading “Bug Workaround: Swift Playgrounds for iPad”
Category: GUI, iOS 11, iOS Development Weekly Tips, LinkedIn Learning / Lynda.com, Swift playgrounds, Swift ProgrammingTags: bug, error, error message, iPad, iPad Playgrounds, liveView, NavigationController, playgrounds, Problem Running Playground, swift, Swift playgrounds, UIviewcontroller, using swift playgrounds, view
Posted on April 18, 2018
by Steven Lipton
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iOS Development tips weekly is a series you can find at the Lynda.com and LinkedIn Learning libraries. The first week of a week’s tip will be available for free. After that, you will need a subscription to get access to it. Click the image… Continue Reading “Tip: Image Literals”
Category: GUI, iOS 11, iOS Development Weekly Tips, LinkedIn Learning / Lynda.com, Swift, Swift Programming, TutorialTags: App Programming, Apple swift, coding images, GUI, Image Literals, images, iPad Playgrounds, playgrounds, swift, UIImage, UIImage(named:), Xcode, Xcode 9
Posted on March 21, 2018
by Steven Lipton
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iOS Development tips weekly is a series you can find at the Lynda.com and LinkedIn Learning libraries. The first week of a week’s tip will be available to the public. After that, you will need a subscription to get access to it. Click the… Continue Reading “Weekly Tip: Make an iPad Camera”
Category: iOS 11, iOS Development Weekly Tips, LinkedIn Learning / Lynda.com, Swift, Swift Programming, TutorialTags: Apple swift, camera, iPad, iPad Playgrounds, playgrounds, swift, Swift playgrounds, swift programming, Tutorial, UIImagePickerController, UIImagePickerControllerDelegate
Make App Pie 