Easier way to create circle div than using an image?
I’m wondering if there’s an easier way to create circular divs than what I’m doing now. Currently, I am just making an image … Read more
geometry
Why are my balls disappearing? [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a … Read more
How do I calculate the normal vector of a line segment? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about … Read more
Circle line-segment collision detection algorithm?
I have a line from A to B and a circle positioned at C with the radius R. What is a good algorithm … Read more
How to do a scatter plot with empty circles in Python?
In Python, with Matplotlib, how can a scatter plot with empty circles be plotted? The goal is to draw empty circles around some … Read more
Circle-Rectangle collision detection (intersection)
How can I tell whether a circle and a rectangle intersect in 2D Euclidean space? (i.e. classic 2D geometry) 26 Answers 26
An algorithm for inflating/deflating (offsetting, buffering) polygons
How would I “inflate” a polygon? That is, I want to do something similar to this: The requirement is that the new (inflated) … Read more
Using the “animated circle” in an ImageView while loading stuff
I am currently using in my application a listview that need maybe one second to be displayed. What I currently do is using … Read more
Generate a random point within a circle (uniformly)
I need to generate a uniformly random point within a circle of radius R. I realize that by just picking a uniformly random … Read more
How to determine if a list of polygon points are in clockwise order?
Having a list of points, how do I find if they are in clockwise order? For example: point[0] = (5,0) point[1] = (6,4) … Read more