Error Handling Programming Guide For Cocoa
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Introduction
Error Objects, Domains, and Codes
Why Have Error Objects?
Error Domains
Error Codes
The User Info Dictionary
Error Responders and Error Recovery
The Error-Responder Chain
Error Customization
Error Recovery
Using and Creating Error Objects
Handling Error Objects Returned From Methods
Displaying Information From Error Objects
Creating and Returning NSError Objects
Handling Received Errors
Passing Errors Up the Error-Responder Chain
Customizing an Error Object
Recovering From Errors
Revision History
Index
