Tip: Hex Colors

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 …

Tip: Image Literals

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 …

Using Segues and Delegates for Navigation Controllers in Swift 4.0

[Updated 2/13/2018 to Xcode 9 / Swift 4.0] It should be one of the easiest things we do, and yet for many it is the most confusing. Getting data from one view controller to another as you switch views never seems easy. Segues might be slightly difficult, but delegates to get the information back have …