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Problems with lib-icu dependency when installing Symfony 2.3.x via Composer

...; Intl::getIcuDataVersion(); attention: not needed anymore ( symfony 2.3 has meanwhile been released ) add the minimum stability flag @dev or @rc to your dependency like this please: composer create-project symfony/framework-standard-edition mynewerproject/ 2.3.*@dev The default stability i...
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C++ include and import difference

... Head GeekHead Geek 32.5k2020 gold badges7272 silver badges8282 bronze badges ...
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Is False == 0 and True == 1 an implementation detail or is it guaranteed by the language?

... and boolean False are still properly returned for comparisons. In Python 3.x True and False are keywords and will always be equal to 1 and 0. Under normal circumstances in Python 2, and always in Python 3: False object is of type bool which is a subclass of int: object | int | bool It...
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How to generate a random string in Ruby

... 34 characters and blazing fast: ('a'..'z').to_a.shuffle[0,8].join. Note you'll need Ruby >=1.9 to shuffle. – fny Jun 14 '12 at 17:35 ...
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Convert array to JSON

I have an Array var cars = [2,3,..] which holds a few integers. I've added a few values to the array, but I now need to send this array to a page via jQuery's .get method. How can I convert it to a JSON object for sending? ...
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How to forward declare a C++ template class?

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二维码的生成细节及原理 - 更多技术 - 清泛 - 专注C/C++及内核技术

...n。Version 1是21 x 21的矩阵,Version 2是 25 x 25的矩阵,Version 3是29的尺寸,每增加一个version,就会增加4的尺寸,公式是:(V-1)*4 + 21(V是版本号) 最高Version 40,(40-1)*4+21 = 177,所以最高是177 x 177 的正方形。 下面我们看看一个二维...
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How to include jar files with java file and compile in command prompt

I have 3 jar files and a .java file that depends on these jar files. How do I compile the .java file with these jar files using a command prompt? ...
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Capistrano - clean up old releases

... Sharvy Ahmed 6,35811 gold badge2727 silver badges4242 bronze badges answered Jan 23 '10 at 4:32 jcrossley3jcrossley3...
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Appending to an object

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