NSHipster/articles — pull request #42 by jacobvanorder (2013-10-14 15:02:27+00:00)
Title: Update 2013-10-14-nserror.md

Mark Dalrymple makes a [good point](http://blog.bignerdranch.com/360-an-nserror-error/) that comparing against an NSError can be risky business.

I'm not sure how you feel about (object == nil) vs. (!object) but chose the former for clarity.