Trapa is the Tibetan word for monk, meaning student, scholar, and teacher. Here at Cocoa Trapa, we strive to be both in giving back to the Cocoa developer community what we have learned, while at the same time learning more from our readers.
Latest Posts
Add a Contextual Menu to Hide/Show Columns in an NSTableView
A feature I don’t see as often as I’d like in applications is a way to toggle which columns in a table are visible.... Read More
Helpful category for debugging CALayer issues
Having problems with layers not doing what you want? Give this category a try. Just import the header and add a call like NSLog(@"%@",... Read More
UINavigationController doesn’t call viewWillAppear or viewWillDisappear
When a viewcontroller is pushed or popped on to the UINvagiationController’s stack, viewWillAppear:, viewDidAppear:, viewWillDisappear:, and viewDidDisappear: are not called. Personally, I think this... Read More
Sharing Code Between Mac and iOS Apps
Sharing code between Mac and iOS applications is easy for model classes, but trickier for controller classes (and not worth the effort for view... Read More
