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The Journey of an iPhone Developer: 06/15/09
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The Journey of an iPhone Developer. Getting to the App Store. Monday, June 15, 2009. Memory Management: alloc vs. convenience constructor vs. accessor method. What is the difference and which is preferred? The following simple examples illustrate the contrast between creating a new object using. Using a convenience constructor, and using an accessor method. The first example creates a new string object using. It must therefore be released. String = [ NSString alloc] initWithString:@"Hello"];. You only ow...
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The Journey of an iPhone Developer: How do I find EXC_BAD_ACCESS bugs in a Cocoa project?
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The Journey of an iPhone Developer. Getting to the App Store. Friday, July 10, 2009. How do I find EXC BAD ACCESS bugs in a Cocoa project? Q: How do I find EXC BAD ACCESS bugs in a Cocoa project? A: This kind of problem is usually the result of over-releasing an object. It can be very confusing, since the failure tends to occur well after the mistake is made. The crash can also occur while the program is deep in framework code, often with none of your own code visible in the stack. Update both your Faceb...
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The Journey of an iPhone Developer: Differences between Cocoa and Cocoa Touch
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The Journey of an iPhone Developer. Getting to the App Store. Sunday, June 21, 2009. Differences between Cocoa and Cocoa Touch. According to Dave Mark in " Beginning iPhone Development: Exploring the iPhone SDK. If you are coming to iPhone with previous Cocoa experience, a few tools that you're probably accustomed to using aren't available on the iPhone. The iPhone SDK doesn't support Core Data or Cocoa Bindings. Subscribe to: Post Comments (Atom). Four Quadrants - Time Management. Wiseman is a fortune t...
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The Journey of an iPhone Developer: A shortcut to perform a keyword look-up within the XCode IDE
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The Journey of an iPhone Developer. Getting to the App Store. Monday, June 22, 2009. A shortcut to perform a keyword look-up within the XCode IDE. To look up a constant, variable, method or function in iPhone's documentation library diretly from within the XCode IDE, simply option double-click on the term. From Dave Mark's " Beginning iPhone Development: Exploring the iPhone SDK. Subscribe to: Post Comments (Atom). Four Quadrants - Time Management. Status Is - Facebook and Twitter Single Update.
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The Journey of an iPhone Developer: 06/22/09
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The Journey of an iPhone Developer. Getting to the App Store. Monday, June 22, 2009. A shortcut to perform a keyword look-up within the XCode IDE. To look up a constant, variable, method or function in iPhone's documentation library diretly from within the XCode IDE, simply option double-click on the term. From Dave Mark's " Beginning iPhone Development: Exploring the iPhone SDK. Subscribe to: Posts (Atom). Four Quadrants - Time Management. Status Is - Facebook and Twitter Single Update.
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The Journey of an iPhone Developer: 06/16/09
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The Journey of an iPhone Developer. Getting to the App Store. Tuesday, June 16, 2009. Currently Reading "Cocoa(R) Programming for Mac(R) OS X (3rd Edition)" by Aaron Hillegass. Before moving on. I think I really need to learn Objective C. Today, I made the decision to spend some more time to focus on learning Objective C. Hopefully after a weeks time I'll have a stronger grasp of the language and then get back on track to create this iPhone application. Subscribe to: Posts (Atom). Before moving on. I...
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The Journey of an iPhone Developer: 06/17/09
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The Journey of an iPhone Developer. Getting to the App Store. Wednesday, June 17, 2009. I installed XCode but cannot find the executable. Where does it get installed? Once you download and install XCode, the executable can be found here:. Macintosh HD Developer Applications XCode. Debugging "objc[17695]: FREED(id): message release sent to freed object=0x1073d0". Here's a good article on how to troubleshoot these kinds of errors:. Http:/ www.cocoadev.com/index.pl? Taken from the article:. Data = [ NSData.
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The Journey of an iPhone Developer: 06/18/09
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The Journey of an iPhone Developer. Getting to the App Store. Thursday, June 18, 2009. How to create a new instance of an AppController in the NIB. Following the steps in Aaron Hillegass' SpeakLine tutorial in Chapter 5 of " Cocoa(R) Programming for Mac(R) OS X (3rd Edition). I got lost on how to add the AppController to the nib. I found out this is what you need to do:. Assuming you've already added the "AppController.m" and "AppController.h" Objective C files to your project. Subscribe to: Posts (Atom).
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The Journey of an iPhone Developer: Objective-C: When should you use @class instead of #import
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The Journey of an iPhone Developer. Getting to the App Store. Monday, July 6, 2009. Objective-C: When should you use @class instead of #import. Say you're looking at AppController.h, which contains this code:. Interface AppController : NSObject. If you are wondering why @class is used within AppController.h, Aaron Hillegass in " Cocoa(R) Programming for Mac(R) OS X (3rd Edition). Subscribe to: Post Comments (Atom). Four Quadrants - Time Management. Status Is - Facebook and Twitter Single Update. We're le...
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The Journey of an iPhone Developer: A way to display all possible typeahead values in XCode
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The Journey of an iPhone Developer. Getting to the App Store. Wednesday, June 24, 2009. A way to display all possible typeahead values in XCode. As you enter code into the XCode IDE, the IDE will often attempt to complete the term for you by using a typeahead feature. To view all possible values that match the type-ahead, simply press the escape key when a partial term is displayed. From Dave Mark's " Beginning iPhone Development: Exploring the iPhone SDK. Subscribe to: Post Comments (Atom).