April 2015
Intermediate to advanced
556 pages
17h 47m
English
book
Cocoa Programming for OS X: The Big Nerd Ranch Guide
by Aaron Hillegass, Adam Preble, Nate Chandler
Content preview from Cocoa Programming for OS X: The Big Nerd Ranch Guide
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Sorting in RaiseMan
You are now ready to add sorting to RaiseMan. When you are done, the user will be able to reorder the employees table by clicking on the table column headers. This action translates to setting the criteria by which the rows will be sorted.
When a user clicks on a table column header, the table view responds by changing its sort descriptors. Sort descriptors, represented by the NSSortDescriptor class, describe how to sort an array of objects. Each sort descriptor contains a key which is a KVC key path, whether it should be ascending (as opposed to descending), and a comparison selector, or method used to compare the two keys. Because sorting with NSSortDescriptor relies upon KVC, it can only be used with NSObject ...
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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.