The old way of handling notification observers looks something like this.

Availability checking was already in use by Xcode. But with Swift 2.0 it has this feature built directly into the compiler. This ensures you will not be able to use unavailable APIs on a given deployment target. Swift utilizes availability checking in two different ways. As a condition in an…

With Swift 2.0 the defer statement ensures code is executed regardless of how the current scope exits. This keeps any “clean-up” code nice and tidy, right next to the initial opening calls without having to repeat yourself for any early exits. …

Swift 2.0 brings a lot of new changes to the programming language but some of the most talked about changes are error handling and the guard statement. @natashatherobot has a great post where she shows an example that includes both. …

When you invest, you should buy things at a discount. Benjamin Graham, recognized as the father of value investing, widely touted this. Warren Buffett, one of Graham’s students at Columbia University, is now recognized as one of the most successful investors of all time. …

Why? — I frequently find myself referring to relevant WWDC sessions and linking to their videos. How? Obviously the new hotness is Swift scripting, I just decided to add Automator to the mix. What? A brand spankin’ new Automator service running a swift script. So What? Before I had to move to a new window highlight…

A few days ago I watched a talk given by Ayaka Nonaka on Swift Scripting. If you haven’t seen it yet, I highly recommend it! She describes how Venmo took advantage of Swift scripting to optimize their workflow with designers. Using a category, or an extension in Swift, for UIImage…

Recently I was reintroduced by Krakendev.io to this little gem. Being able to turn your // TODO: style comments into warnings and errors. They also don’t effect the build’s result which is awesome. It keeps you focused on things that *need* to be done. I edited the script a little to include older comment formats as well as a custom // WARNING: comment. Here’s the gist: All you have to do is paste this baby into a Run Script Phase in your targets Build Phases tab.

So the first programming language I learned was an Object Oriented Programming (OOP) language. It was easy to think this way because we live in an object oriented world. It is always changing. That’s what makes life beautiful, and yet chaotic. We hold on to things we value. But we…