November 2013
Beginner
592 pages
17h 49m
English
book
Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS Programming
by Maurice Sharp, Erica Sadun, Rod Strougo
Content preview from Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Preventing Recognizers from Working
The iPad occasionally shows a car detail view with no information and disables interacting with any of the buttons, fields, or the picker. It does not disable the swipes. They do work, but the behavior might be unexpected.
You can disable recognizers in two ways. The first is to set a recognizer’s enabled property to NO. Doing so requires a reference to the gesture. A second way is to set a gesture delegate and implement gestureRecognizer:shouldReceiveTouch:, as follows:
1. Open Main_iPad.storyboard and set the delegate for the swipe gestures to CarDetailViewController. You can do this by Ctrl-clicking a gesture recognizer and dragging a connection from the delegate outlet to the controller.
2. Open CarDetailViewController.m ...
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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.