Hey Siri, how do I start a conversation with someone with a disability?

Recommended By

We all love Siri’s little witty quips, but I recently read a heartwarming article over on Mashable that reflects the power of technology to change lives in ways that most of us would never appreciate. I won’t spoil

CES 2017: Health and Accessibility

Recommended By

This year’s CES certainly lived up to the Las Vegas expo’s reputation as the place to see what’s next in tech, showcasing innovations that will set the tone for the rest of the year and beyond. The

DreamLab – Solve cancer while you sleep

Recommended By

Now more than ever, we have the power to change humanity with technology, and today we are helping cure cancer. Over the last 5 years cancer has taken away many people close to me, and

UITextField Monitoring selectedRange

Guides | Tutorial By 4 years ago

In the rare case that you need to monitor UITextField selection changes, there are very few ways to do this. The first is with method swizzling, however this involves messing with private APIs, which can be dangerous. The second is in a place you wouldn’t expect to find it, which is what I’m going to cover.

Retain Loops and Delegates

Guides | Tutorial By 5 years ago

When using delegates in an object in Objective-C it is important that the delegate is only assigned within your object, and never retained. The reason for this is to prevent a retain loop, where two objects retain each other; they will never be released. The fix is simple, but can catch you off guard if you want to create an array or dictionary of delegates (using an NSDictionary or NSArray).