November 2013
Intermediate to advanced
576 pages
19h 3m
English
book
iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
by Kyle Richter, Joe Keeley
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Parsing and Understanding Location Data
When the location manager returns a location, it will be an instance of CLLocation. The CLLocation contains several pieces of useful information about the location. First is the latitude and longitude, expressed as a CLLocationCoordinate2D.
CLLocationCoordinate2D coord = lastLocation.coordinate;NSLog(@"Location lat/long: %f,%f",coord.latitude, coord.longitude);
Latitude is represented as a number of degrees north or south of the equator, where the equator is zero degrees, the north pole is 90 degrees, and south pole is –90 degrees. Longitude is represented as a number of degrees east or west of the prime meridian, which is an imaginary line (or meridian) running from the north ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.