iOS Presenting iOS View Controller as bottom-half Modal Presenting view controllers in iOS is a trivial thing. At least if you can do with the capability provided by iOS out of the box. But sometimes it makes sense to go a
design UX Trust I've been paying a lot of attention to my behavior and expectations when using different kind of products. It may be web or mobile apps, but anything from a refrigeator to a car
design Turn around the order of incentives Give before you take. Let a visitor book their treatment before requiring email and phone number. They'll feel like they've gotten something in return for their work (the success of a finding vacant
iOS The Art of Timing "Ask to Buy" requests in iOS 8 One of the news in iOS 8 was family sharing, and more specific to this blog post the new purchase requests where kids can ask their parents for permission to buy stuff in
design Mental Model vs. Implementation Model One of the most useful concepts of UX and product design I've learned, is the difference between a mental model and an implementation model. As programmers we have a tendency to think in
