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April 2010 Entries

Instead of just letting your application crash, you can attach a method to the DispatcherUnhandledExceptio... and one to the AppDomain.Current.Unhandled... You wire these up in the code behind of your application which by default is App.xaml.cs. You can log these errors or throw up a message box and tell the user what happened. Then you shut down the app gracefully. You shut it down because something bad happened that you weren’t expecting and at this point there is no guarantee ......

I'm looking at an xml document that gets passed to a COM object (yes, I said the "C" word) to save a new record. You can tell by the "new|" at the top of the file before the xml declaration. If we were saving, there would be "edit|" at the top. Couldn't you just have a root element with something like: <myRootElement mode="new"> Ah, here's why that won't work... There's no single root element but that's ok because next we find that this document is actually several documents. <?xml version="1.0"?> ......

Exploits to jailbreak the iPhone are well known. The iPad runs on the iPhone 3.2 firmware. What this means is that the iPad was shipped with known security vulnerabilities that would allow someone to gain root access to the device. Nice. It’s not like these are security vulnerabilities that are known but have no exploits. The exploits are numerous and freely available. Of course, if you fit the demographic, you probably have nothing to worry about. Magical and Revolutionary? Hardly. Dave Just because ......