Undelete an iPhone Voicemail Message
There's no Command-Z in the Phone app, but you may be able to retrieve a deleted voicemail message: Open the Voicemail screen in the Phone app. At the bottom of the screen, tap Deleted Messages. To restore a listed message, tap it and then click Undelete.
Safari 5.1.10 for Snow Leopard
Set up short abbreviations which expand to larger bits of text,
such as "Tx" for "TextExpander". With the new custom keyboard,
you can expand abbreviations in any app, including Safari and