Adventures in Swift and iOS App Development
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 a Swift playground I’ll be using on my iPad so I …
Most map applications let you select a point on the map. However, touching a map usually is only for moving a map around. You might want to get a coordinate at a user’s tap. In this tip, I’ll show you how to get the coordinate, and place a marker there. Download the starter file and …
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 this is Steve from the iOS Development Tips Weekly series on …
Continue reading "Bug Workaround: Swift Playgrounds for iPad"
There’s lot of ways to represent colors. Crayons have names like Sea Green and Peach. I used these two colors since I'm color blind and they once got me in serious trouble when I was young. I and many with color blindness can't tell them apart easily. Knowing some other identifying system is critical in describing …
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 at left to view. You'll find an amended transcript below. You’ve …
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 image below to view. Below the image you'll find a transcript. …
Continue reading "iOS Developer’s Weekly: Layout and iPhone X"
In iOS you are limited to two labels and an image for one of the standard table view cell styles. You might want more custom cells than this. You are not alone with other developers including, Instagram, Twitter, Feedly and even Apple often using more than the basic table view cell. You can customize table view cells and populate …
Table views on any mobile platform are the workhorse of any application. To be a good developer you need to make table views easily. Tables in iOS use the UITableView class to do so. This is a very powerful class with many features to make the tables you see in applications like Facebook, Instagram and …
How does the Apple Watch communicate to the user when they are not looking at the watch face? That is done with haptics. Haptics are sounds and taps letting the user know something is happening. In this lesson, I'll explain to you how to use haptics in Watch OS applications by creating a catalog of all the haptics …
Continue reading "Make a WatchOS 3 Haptic Catalog with a Picker"
Almost every iPhone and iPad now has a camera. Many people want to use a camera in their apps for various reasons. While you may not be building the next Instagram or Twitter, there are many places where photo documentation comes in handy. There are two ways to use the camera. The more powerful and …
Continue reading "How to Use UIImagePickerController for a Camera and Photo Library in Swift 3.0."
