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Circle-Rectangle collision detection (intersection)

...our times. The image shows the area in which the center of the circle must now lie. Note that only the single quadrant is shown. The rectangle is the grey area, and the red border outlines the critical area which is exactly one radius away from the edges of the rectangle. The center of the circle ha...
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JavaScript - Get Portion of URL Path

... @JoshNoe Turns out you can now use the same properties on anchor elements. See the updated answer. – Nicole Oct 10 '13 at 21:50 ...
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Sending websocket ping/pong frame from browser

...was a recommended practice when user-agents were frequently refreshed. But now many websites are designed as SPAs. In this environment it might be quite essential for the client application to regularly ping the server in order to ensure the connection has not been lost. – Noel...
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Is there a way to escape a CDATA end token in xml?

...m an array of names by index, such as "if(fields[fieldnames[0]]>3)" and now you have to change it to "if(fields[fieldnames[0]]]]><![CDATA[>3)", which defeats of purpose of using CDATA to make it more readable, LOL. I'd like to verbally slap whoever came up with the CDATA syntax. ...
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Get first key in a (possibly) associative array?

... @donquixote I don't know for sure, but assuming it's a regular array (and not an object implementing some kind or Iterator interface), I'm fairly sure foreach doesn't create an internal copy for it, but rather just iterates a pointer, similar to ...
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Center a map in d3 given a geoJSON object

...e b[1][1] - b[0][1] in the scale calculation. – nrabinowitz Apr 4 '13 at 20:06 2 ...
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HSL to RGB color conversion

...rry Tan posted a Javascript solution on his blog (which he attributes to a now defunct mjijackson.com, but is archived here and the original author has a gist - thanks to user2441511). The code is re-posted below: HSL to RGB: /** * Converts an HSL color value to RGB. Conversion formula * adapt...
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Pull all commits from a branch, push specified commits to another

...l dependencies - if C actually used a function defined in B, you'll never know. Perhaps a better way to handle this would be to have more fine grained branches. That is, instead of just having a 'master', have 'featureA', 'bugfixB', etc. Perform code review on an entire branch at a time - where eac...
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Is Java RegEx case-insensitive?

... .replaceAll("(?i)\\b([A-Z])\\1+\\b", "$1") ); // A e I O u Now suppose that we specify that the run should only be collapsed only if it starts with an uppercase letter. Then we must put the (?i) in the appropriate place: System.out.println( "AaAaaA eeEeeE IiiIi OoooOo uu...
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Overwrite or override

... have, basically, 2 options in hand: All the things come through and you know that you step in the right path. So you want to not only keep the previous models but also keep enhancing them. Though, how come? Probably by adding some new features to the existing models! Now new models have all the fe...