19
votes
5answers
2k views

What's the word for an operation that can be applied multiple times and never change state beyond the initial application?

I'm trying to remember a word, I think it's related to computational or database theory. The closest synonym is atomic but that's not exactly it. Basically it's a kind of computation that should ...
5
votes
3answers
307 views

How can I create and manage permissions more dynamically?

I want to implement a security system into my web-based Intranet application which allows security administrators to 'fine-tune' exactly what type of access a user/role has to an object. For example, ...