Designing For (and With) Color Blindness

Posted by Aaron Tenbuuren on Jun 23, 2015 2:01:00 PM

Every time someone finds out I’m color blind, I’m always hit with the same question: “So, what color is this?” 95% of the time I’ll answer correctly, which is always followed by, “Wait, so if you can tell this is {insert color}, then how are you color blind? What do you see?”. This is where the joy of explaining how colorblindness works, and how it affects me comes into play.

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Topics: Mobile, Colors, Design

Swift Optionals: How Swift “Defines Away” Common Programming Errors…Sort Of

Posted by Matt Bridges on Jun 3, 2015 2:27:00 PM

Eight pages in to Apple’s new Swift language book, there’s a passing mention of “optional” values, and how these values can be nil. What you might have missed is that this also means that non-optional types can never be nil. Coming from Objective-C or even Java or C#, this may seem surprising (it was for me):

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Topics: Mobile, Development, iOS, Swift