How 12 Hours, 2 Guys, 6 Cups of Coffee = 1 iPhone App

Originally posted on Gizmodo.com

David Quinlan is a normal guy with day job and just a bit of coding experience. But he and a friend lived the dream and cranked out a simple iPhone app in a weekend. Here’s how they did it:

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After much kicking and screaming, after upgrading to Xcode + iOS4 GM, I was unable to upload apps for submission to the app store. I kept getting: “The binary you uploaded is invalid. The application-identifier entitlement is not formatted correctly; it should contain your 10-character App ID Seed, followed by a dot, followed by your bundle identifier.”

This was very annoying since I needed to resubmit fixed apps to work on iOS4.  Finally I figured it out! I am going to share my solution with you…

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< ?xml version=”1.0″ encoding=”UTF-8″?>
< !DOCTYPE plist PUBLIC “-//Apple//DTD PLIST 1.0//EN” “http://www.apple.com/DTDs/PropertyList-1.0.dtd”>
<plist version=”1.0″>
<dict>
<key>application-identifier</key>
<string>##########.com.nuwex.appname</string>
<key>get-task-allow</key>
<false />
<key>keychain-access-groups</key>
<array>
<string>##########.com.nuwex.appname</string>
</array>
</dict>
</plist>

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