As programmers, it’s vitally important for us to understand what our code should be doing. This knowledge starts with knowing the people using our product. While we’re deep in the code, […]
A programmer’s introduction to user portraits
The User
Thinking that programming is about programmers is the worst mistake you can make. The single most important aspect of programming is the user. Keep this in mind through all the discussions we […]
A pan, zoom, and rotate gesture model for touch devices
No mobile app would be complete without a few gestures. I already had swiping in place, so now I turned my attention to panning, zooming, and rotation. These nicely round out of […]
The simple things matter – examples of UX failure from Amazon Video
Good products can be hampered by relatively minor design issues. After a long period of development it’s often tempting to push something through the door despite its flaws. It is important to […]
How blaming the user leads to tragedy
On 9 February human error resulted in 11 deaths and 80 further casualties in tragic wreck near Bad Aibling, Germany. Despite a supposedly robust safety system, a lone operator was capable of […]
Implementing a Swipe gesture
I recently implemented a swipe gesture for Fuse. The gesture recognition itself, though complex, was not hard to implement; I had most of the needed pieces already. Designing a user friendly, declarative […]
A swipingly good time with edge gestures
I’ve been working a lot lately on gestures and am currently working on a swipe-in panel class. Mostly we take these controls and behaviours for granted. When I started looking closely however, […]
Measuring finger / mouse velocity at release time
Any interface involving touch will inevitably need to know how fast the user is moving their finger. They touch the screen, drag their finger, release and expect motion to continue at that […]
