Message Threading for RoundCube Webmail

I’ve been planning on moving my e-mail from Google Mail to my new PC router so I’ve been looking for a web mail solution that supports similar features to Google Mail. I chose RoundCube WebMail because it has a clean user interface and, like Google Mail, it uses AJAX, which make it more responsive. I’ve [...]

A collision detection algorithm for moving rectangles

This algorithm determines if two moving rectangles have collided and the coordinates of the respective rectangles at the point of collision.
We want to know if two rectangles, A and B, have collided over a particular interval. A naive approach would simply check for the intersection of the two rectangles at the end of the interval [...]