November 2013
Beginner
325 pages
9h 47m
English
Content preview from Objective-C Programming: The Big Nerd Ranch Guide
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Wiring up the table view
You have a table view on the screen, but it does not display anything. As a view object, the table view does not contain anything about actual data. It needs an object to act as its data source. A table view’s data source tells the table view what to display.
In iTahDoodle, the table view’s data source will be the instance of BNRAppDelegate. For BNRAppDelegate to do this job, it must conform to the UITableViewDataSource protocol.
In BNRAppDelegate.h, declare that BNRAppDelegate conforms to UITableViewDataSource:
@interface BNRAppDelegate : UIResponder
<UIApplicationDelegate, UITableViewDataSource> @property (strong, nonatomic) UIWindow *window; @property (nonatomic) UITableView *taskTable; @property (nonatomic) ...Become 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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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.
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