Currently working as a programmer in C# and JavaScript for a company in the financial services industry.
Counting unique visitors without cookies - A fairly complex approach to the already-solved problem of counting unique site visitors, but one that should be useful in certain cases.
Estimating unique visitors in larger numbers - This article tries to solve the same problem as above, but on a larger scale; what if we get hundreds of thousands of unique visitors, but still want to estimate how many of them are unique, without resorting to cookies?