Filename and Line Number with NSLog: Part II

by john on August 20, 2008

In the previous post (on the iPhone Developer Tips blog) I demonstrated a simple debug class that I wrote to wrap some additional code around NSLog. The code allows for displaying additional information beyond the date/time stamp and process ID (…)

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Filename and Line Number with NSLog: Part I

by john on August 19, 2008

Coming from a C development background, long before the days of integrated debuggers, printf() was the primary tool for tracking down bugs. Building on that, NSLog is no doubt helpful. However, as the amount of code in a project grows, (…)

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Linking Error: Symbol Not Found

by john on August 18, 2008

In building a recent project I encountered an error during the linking process. I want to point out the error message and show you how this simple error can be resolved. The reason for pointing out this error is that (…)

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Linking Error: CGRectZero and CGRectOffset

by john on August 15, 2008

I want to share another debugging tip, this something that applies to the final step of building an iPhone project, linking. I was able to successfully compile a project that I’ve been working on, however, the build process generated an (…)

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Error: syntax error before ‘AT_NAME’ token

by john on August 14, 2008

I recently ran into this error message within Xcode while writing an iPhone application. I was surprised how long it took to track this down. One of the reasons this is tricky is that message implies that the error occurred (…)

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iPhone Developer Tips…Now Online!

by john on August 13, 2008

If you’ve been reading the iPhone related tips on this site, you’ll want to point your browser to my new iPhoneDeveloperTips.com blog! I’ll continue to write tips here as well, however, the primary focus of my career is now iPhone (…)

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iPhone Developer Tips Coming Soon…

by john on August 12, 2008

I’ve been getting a great deal of interest in the iPhone developer tips section of this blog. So much that I’ve decided to move all iPhone centric tips to another blog, you guessed it, iPhoneDeveloperTips.com. If you have ideas, suggestions (…)

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Objective-C: Where is My Object Retained?

by john on August 8, 2008

Apologies for the gap since my last post. It’s been a long week as my wife and I were in a serious car accident a week ago today. I’ll spare the details, however, let it suffice to say that our (…)

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