Very impressive. I didn't know about objectAtIndexedSubscript and objectForKeyed... | Hacker News

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		pdenya on Oct 10, 2013 \| parent \| context \| favorite \| on: Show HN: NSString + Ruby Very impressive. I didn't know about objectAtIndexedSubscript and objectForKeyedSubscript so I wouldn't have thought this was possible as a category.

_3u10 on Oct 10, 2013 [–]

Almost everything is possible via a category though a lot of it involves hackery with objc/runtime.h

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