From Nokia Developer Wiki
Is the link to "How to get phone model" (Python) really needed here? Don't think so.
06:22, 29 June 2007 (UTC)
Star-hash code is used to retrieve useful information from the phone or even reset the phone. This article provides a brief overview about Star-hash codes. What is a number starting from star-hash code, where it is used etc. are very well-explained in a simple language by the author. The functionality of star-hash number in various approaches are lucidly illustrated e.g. how to use it for restoring factory settings.
This article is specially meant for beginners, who have just stepped into the world of mobile application development.