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Getting visitors country from their IP

I want to get visitors country via their IP... Right now I'm using this ( http://api.hostip.info/country.php?ip= ...... ) 2...
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How to get HTML 5 input type=“date” working in Firefox and/or IE 10

...webshim/1.12.4/polyfiller.js"></script> <script> webshims.setOptions('waitReady', false); webshims.setOptions('forms-ext', {types: 'date'}); webshims.polyfill('forms forms-ext'); </script> <input type="date" /> In case the default configuration does not satisfy, t...
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Will strlen be calculated multiple times if used in a loop condition?

I'm not sure if the following code can cause redundant calculations, or is it compiler-specific? 18 Answers ...
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nodejs how to read keystrokes from stdin

...f you switch to raw mode: var stdin = process.openStdin(); require('tty').setRawMode(true); stdin.on('keypress', function (chunk, key) { process.stdout.write('Get Chunk: ' + chunk + '\n'); if (key && key.ctrl && key.name == 'c') process.exit(); }); ...
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Is there common street addresses database design for all addresses of the world? [closed]

...ible to represent addresses from lots of different countries in a standard set of fields. The basic idea of a named access route (thoroughfare) which the named or numbered buildings are located on is fairly standard, except in China sometimes. Other near universal concepts include: naming the settle...
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ScalaTest in sbt: is there a way to run a single test without tags?

... answered Mar 18 '14 at 20:59 Seth TisueSeth Tisue 27.1k1010 gold badges7171 silver badges139139 bronze badges ...
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How to filter (key, value) with ng-repeat in AngularJs?

I am trying to do something like : 8 Answers 8 ...
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LEGO EV3 机器人按键控制 · App Inventor 2 中文网

...即可。 这种类型的机器人底座被称为差分驱动平台(Differential Drive Platform)。因为机器人的行为可以根据电机速度轻松调整: 前进:两个电机以相同速度移动 右转:左电机比右电机移动稍慢 左转:右电机比左电机移动...
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What does “=>” mean in PHP?

What does the => operator mean in the following code? 6 Answers 6 ...
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Using querySelectorAll to retrieve direct children

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