Swift: When to use guard vs if
Posted on March 22nd, 2017 One thing I’ve noticed recently in my code-base is that I tend to default to guard vs if. In fact, whenever I write an if statement, I facepalm myself and change it to a guard without thinking much. But that’s become a problem. There is in fact a difference between guard and if and thought does need to be put into which one to use. The difference is a bit subtle, but it
iOS: How To Make AutoLayout Work On A ScrollView
Posted on June 11th, 2014 Ok, I’ll admit. I’ve been seriously struggling with AutoLayout ever since it’s been introduced. I understand the concept, and I LOVE the idea of it, but when I actually do it, it almost never behaves as it does in my head. So when I had a chance to go talk to an actual Apple Engineer about AutoLayout last week at WWDC, I made sure to go. I thought of my most painful exper
Swift: Using MVVM To Work With Optionals
Posted on September 14th, 2014 I’ve recently started using the Model-View-ViewModel pattern a lot more to structure my iOS application code. While MVVM is not necessary in all cases, I’ve found it to be especially useful when writing iOS applications in Swift aka working with Optionals. I’ll use my demo SeinfeldQuotes app as an illustration of this. The App has a screen for displaying all Seinfeld
Swift Debugging Tips
Posted on August 16th, 2014 One of the most important skills every programmer needs to have is debugging! Ever since I’ve been working with Swift, I’ve been definitely off in my coding because Swift is different to debug than my usual Objective-C debugging flow. So last week, I finally got around to watching the Advanced Swift Debugging in LLDB WWDC14 video. I really wish I watched it a lot earlie
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Swift: Alternative to Default Implementations in Protocols
