Swift Programming: Filtering vs For Loops

The current version 3.1 has come a long way from the Yet-Another-C-Based-Syntax of the 1.0 version of Swift. One of the best features of Swift is how functional programming idioms are integrated into the core of the language. Like JavaScript, you can code in Swift in several methodologies, including procedural, declarative, object-oriented, and functional. I find it’s […]

Fun with Core Graphics and Swift Part 2

Hey, you have 10 minuets, don’t you? Then you can add pinch and rotate gestures to our fake-genigraphics app. I didn’t realize it would be this easy. But sometimes Apple’s developer tools engineering team does something amazing–and gesture recognizers are super amazing. A good way to start is to read the UIGestureRecognizer Tutorial on Ray […]

Fun with Core Graphics and Swift

A long time ago in a galaxy far, far away… I was a computer graphics artist. Specifically I was a Genigraphics console operator. I worked the night shift creating illustrations and slides with vector graphics for big corporations. This was the early 1980s and fast, cheap personal computers with color graphics had not quite been […]

Nothing Changes More Swiftly than Apple’s Swift Syntax

I’m enjoying the Stanford University class CS193P: Developing iOS 8 Applications with Swift. It’s free on iTunes U and the instructor Paul Hegarty knows his stuff. He’s a great explainer. I like how first he writes some code in a naive way and then fools around with it, getting it to work and then reworking […]