Over the six-year history of Square Register , the codebase and the company have undergone significant changes, as the app has grown from a simple credit card terminal to a full-featured point-of-sale

Why programming is difficult Many years ago I used to think that programming was easy, as the yearshave passed I have have realized that programming is not easy. This isdue to a slow perceptual shift in what I think programming is and whatit is that a programmer does. At first I thought programming…

January 2016 Life is short, as everyone knows. When I was a kid I used to wonderabout this. Is life actually short, or are we really complainingabout its finiteness? Would we be just as likely to feel

My friends and I religiously follow Dave Arnold’s Cooking Issues podcast . David “Momofuku” Chang explains why: He is the smartest person I have ever met. He carries a spelunker’s headlight and a leng

‘Obviously super complex’: evaluating software architecture as simple vs. easy This week’s issue of This Week In Swift included a link to this discussion of iOS architecture patterns including MVC, MV

Idle Words > Talks > Haunted By Data This is the text version of a talk I gave on October 1, 2015, at the Strata+Hadoop World conference in New York City. The video version is here (20 mins). In prepa

Why Atavist is betting on the web Evan Ratliff & Jefferson Rabb When we concocted the ideas that would become Atavist and in 2010, we did so amidst a frenzy of optimism and speculation around new devi

Should I use a Swift struct or a class? Swift has rich value types, which is a new experience for many software developers. This has opened the door for the functionalists to ride in. What I call “fun

making money from apps There are a lot of articles like this one that say probably, you can’t make money from apps. This is sort of true as an average, but you’re not an average, you’re a particular p