tagging

(0,0) point WHY IS GOOD DATA POINT

why is (0,0) a good data points or is it ? ...

Whats the best way to implement a simple document management system?

I am planning to build a simple document management system. Preferably built around the java platform. Are there are best practices around this? The requirements are : Ability to upload documents Ability to Tag documents Version the documents Comment on documents There are a couple of options that I am currently considering. The fir...