Archive for the ‘iPhone’ Category


Yet another iPhone Emergency Call Security Bug

Friday, October 3rd, 2008

My twelve year old son brought to my attention a security bug he discovered on his iPhone. He has an even more paranoid security mind than I do, because he primarily uses his iPhone to send and receive sweet nothings between himself and his girlfriend, and he is certain that his mother and I are desperate to intercept these messages.

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HazMat - a Development Story

Friday, September 12th, 2008

At the end of August my first iPhone application HazMat went on sale via the iTunes App Store. During the past 6 months I have been having private conversations with various individuals about the development process and the resulting sales experience, and I thought it might be useful to others to collect this in a narrative about the application. My goal is to give a full open view about the problems, pitfalls and pleasures of writing iPhone applications.

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Those of you solely interested in my sales number can check them here.

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HazMat - My first Published iPhone Application

Saturday, August 30th, 2008

One of the companies I work for deals with international shipping. One of the most interesting parts of that job is watching all the weird and dangerous commodities that ship across the roads, rails, and sea.

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Ten tips for Xcode

Friday, July 18th, 2008

A few minutes ago I was watching someone in IRC try to figure out how to do something and I came to the realization that while they were really bright, the new Xcode environment was so foreign to them they didn’t really know where to look to find information.

With that in mind I offer these quick tips:

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Epocrates RX and background network chatter

Monday, July 14th, 2008

Update: I got a note from one of the developers at Epocrates.

He provided a detailed response about Epocrates use of the flag and assured me that he was in the same boat as all of us, waiting for some way to run in the background, and not able to do it yet.

So a quick shout out to Epocrates for the information.


Using the information in my previous post , I was able to find out how Epocrates keeps an open network connection. No idea why they do it, but I know how it is done.
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