January 2008 Archives

So now that we know. Apple will be using signing for iPhone Applications. Readers what to know how developers will be able to sign their programs to authenticate them for the iPhone. Short answer, I don't know. Apple hasn't shared...... read more

In anticipation of the upcoming SDK, I've set up a mail-based iPhoneSDK list. Feel free to join in even pre-SDK to discuss development-related issues. This is a development-only list and any other topics will be off-limit....... read more

If you want to find out how your software will run under 1.1.3 and the SDK, I recommend you test it out under 1.1.2 or 1.1.1 as user "mobile". First, consider where all your resources will be located (in /var/mobile...... read more

With iTunes now shipping the first ever iPod touch application (the property list that unlocks the built-in applications and 1.1.3 firmware features), I thought I might take the opportunity to describe the way an iPhone application works. If you're familiar...... read more

If you've done iPhone command-line programming, you've probably run into the dreaded Purple app errors. The iPhone complains that it couldn't register with the bootstrap server. This happens when the iPhone attempts to run more than one Purple application from...... read more

Given that the iPhone is all but undocumented at the moment with the SDK not promised until February, I find that it often helps to add the following code to my classes. It allows me to see what methods are...... read more

No, not Disco, Disc. Disc is dead. The existing iTunes movies and video model may be flawed but digital distribution is the way of the future. If the rumor mill is right, tomorrow Apple will reinvent this space. Blueray and...... read more

I'm frequently asked these days about what I expect the upcoming Software Development Kit to look like. The answer is, of course, that I haven't a clue--I have no insider information beyond whatever we'll find out on Tuesday. So here...... read more

All GUI applications on the iPhone are referred to as Purple apps. The reason isn't that surprising. Purple 2 was the iPhone's development codename.Purple applications are built around the UIApplication class and handle the application event loop. Although you do...... read more