The best way to unlock modern iPhones using the most recent Apple firmwares is to use RedSn0w. Here is a guide for unlocking the 2G iPhones (such as mine). If you want to unlock a 3G or 3GS, you need to jailbreak the phone first using RedSn0w, and then unlock it using UltraSn0w, the unlocking tool for iPhone 3G.
I run R behind a firewall, and found it tricky to set the proxy settings for R so that I could directly install packages, access outside data using load(url()), etc. The solution lies in the http_proxy environment variable.
Updated: 4 June 2008
The preliminary version of a paper that profiles departments and ranks the top scholars working in Ireland on politics, government, and international relations according to scholarly impact (measured by citations) has now been posted for comments at http://www.
This is my experience with getting an iPhone working with Ireland’s Meteor network. Currently the iPhone is only available from O2, and only with an 18-month service contract. I have been using a simple, pay-as-you-go plan from Meteor and wanted to use that in an iPhone.