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Regular expression for matching latitude/longitude coordinates?

... answered Aug 19 '10 at 3:38 Eric CEric C 3,55633 gold badges2828 silver badges2626 bronze badges ...
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How to decide font color in white or black depending on background color?

...overall intensity of the color and choose the corresponding text. if (red*0.299 + green*0.587 + blue*0.114) > 186 use #000000 else use #ffffff The threshold of 186 is based on theory, but can be adjusted to taste. Based on the comments below a threshold of 150 may work better for you. Edit: T...
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Google Maps API 3 - Custom marker color for default (dot) marker

...s: http://chart.apis.google.com/chart?chst=d_map_pin_letter&chld=%E2%80%A2|FE7569 Which looks like this: the image is 21x34 pixels and the pin tip is at position (10, 34) And you'll also want a separate shadow image (so that it doesn't overlap nearby icons): http://chart.apis.google.com/ch...
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What is the difference between Ruby 1.8 and Ruby 1.9

... 170 Sam Ruby has a cool slideshow that outline the differences. In the interest of bringing this in...
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How can I sort arrays and data in PHP?

...te a comparison function. That function takes two elements and must return 0 if these elements are considered equal, a value lower than 0 if the first value is lower and a value higher than 0 if the first value is higher. That's all that's needed: function cmp(array $a, array $b) { if ($a['foo']...
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Which one will execute faster, if (flag==0) or if (0==flag)?

Interview question: Which one will execute faster, if (flag==0) or if (0==flag) ? Why? 16 Answers ...
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Perl build, unit testing, code coverage: A complete working example

... 105 It took me a while and it also took me taking small snippets from a number of different sources...
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How to initialize an array's length in JavaScript?

..., e.g. var data = []; var length = 5; // user defined length for(var i = 0; i < length; i++) { data.push(createSomeObject()); } share | improve this answer | follow...
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Normalizing mousewheel speed across browsers

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Are Javascript arrays sparse?

... 40 How exactly JavaScript arrays are implemented differs from browser to browser, but they generall...