Updating Mac Apps for Retina Displays, Including Lots of CGImageRefs

As expected, Apple made the surprise announcement of retina MacBook Pros at last week’s WWDC. This is tremendous. This change is pretty straightforward: for every 1 pixel you used to have, you now have 4 pixels. Most classes in Cocoa get this awesomeness “for free” (which means you don’t really have to think about it … Continue reading Updating Mac Apps for Retina Displays, Including Lots of CGImageRefs

NSString Concatenation (Category)

Hi folks. Just got back from a trip but I thought I would write you and tell you about this thing. Sometimes, you just want to concatenate a bunch of strings together. There are several ways to do this. You can use stringByAppendingFormat with NSStrings or you can use append with NSMutableStrings. You can also … Continue reading NSString Concatenation (Category)