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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Duration and Timers
Under most circumstances, users will want to have information available to them about the current status of their song, such as how much time has been played and how much time is left in the track. The sample app features two methods for generating this data. The first updateSongDuration is called whenever the song changes or when the app is launched. A reference to the current track being played is created, and the song duration expressed in seconds is retrieved through the key playbackDuration. The total hours, minutes, and seconds are derived from this data, and the song duration is displayed in a label next to the UIProgressIndicator.
-(void)updateSongDuration;{ currentSongPlaybackTime ...
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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.