At a job interview on Friday, I had to write code, and one of the things that came up when we were talking about implementation of a concept was recursion. The director of the group said to me "Don't ...

Michael Corballis suggests that recursion is central to being human (1 September, p 48). I can’t help extending the computing metaphor. When programming a recursive routine, you must add a ...

When working with Active Directory groups, a common requirement is to enumerate all members of several different groups. This is done to typically figure out what kind of permissions each user in that ...