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php Programming Glossary: circleshttp://stackoverflow.com/questions/10295766/choosing-the-right-technology-library-for-adding-user-specified-text-on-a-path-i The paths need to support straight lines bezier curves and circles. And one base image needs to support multiple paths. I used..
PHP/GD, how to copy a circle from one image to another? http://stackoverflow.com/questions/1056104/php-gd-how-to-copy-a-circle-from-one-image-to-another to another Something like imagecopymerge except with circles or ovals etc If possible I want to avoid having to use pre created..
How do I check if a longitude/latitude point is within a range of coordinates? http://stackoverflow.com/questions/11510326/how-do-i-check-if-a-longitude-latitude-point-is-within-a-range-of-coordinates the ray casting algorithm so that it uses arcs of great circles instead of line segments. for each pair of adjacent coordinates.. ret.normal a.CrossProdct b return ret Two great circles intersect at two points on the sphere. The cross product of.. at two points on the sphere. The cross product of the circles forms a vector that passes through one of those points. The..
How to to remove certain colors from an image with PHP or Ruby? http://stackoverflow.com/questions/1988170/how-to-to-remove-certain-colors-from-an-image-with-php-or-ruby colors from an image with PHP or Ruby Say there are 3 circles red blue black. I only want the black circle to remain. How.. black circle to remain. How can I remove the red and blue circles php ruby share improve this question Since you have asked..
HTML5 Canvas filltext and font-face http://stackoverflow.com/questions/8198967/html5-canvas-filltext-and-font-face html5 canvas and javascript where I am drawing some simple circles with fill text inside them. Now the circles are getting drawn.. some simple circles with fill text inside them. Now the circles are getting drawn but the text itself is the wrong font. I'm..
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