Book Binder App Update: Variant Chaos!

I’m still working on that comic book collecting app! It’s starting to look and feel like a real app but still has a long journey of test driven development ahead of it! Here’s what it looks like so far… On the left is the Summary View and on the right is the Detail View. The… Continue reading Book Binder App Update: Variant Chaos!

Is It 1998 Again?

Set the Dial to 1998 Let’s power up the time machine and take a quick trip back to the wide world of tech around 1998. Microsoft was the Khaleesi of software and controlled a vast empire through Windows, Office, and Internet Explorer. Microsoft marched its conquering army of apps over the desktop and through the… Continue reading Is It 1998 Again?

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… Continue reading Swift Programming: Filtering vs For Loops

North Star

Successful companies usually have a secret sauce. It could be an algorithm or an insight. But whatever that secret sauce is, it is used to create or disrupt a market. Apple created the PC market when Steve and Steve figured out that affordable pre-built personal computers would be really useful for consumers. IBM disrupted the PC market… Continue reading North Star

Telling Time as an Engineer

Time is the most precious resource. It’s in limited supply, once spent we can’t get it back, and you can’t trade it directly. This might sound a little radical but most global, national, business, and personal problems, seem to me, to boil down to problem of time and who’s time is more important than yours. Before… Continue reading Telling Time as an Engineer

Notes on NSUserPreferences

You can set and get NSUserPreferences from any view controller and the app delegate to they are a great way to pass data around the various parts of your iOS App. Note: NSUserPreferences don’t cross the iOS/watchOS boundry. iOS and watchOS apps each have their own set of NSUserPreferences. In the example below you have… Continue reading Notes on NSUserPreferences