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Passing a method as a parameter in Ruby
...d
=> nil
method_with_function_as_param( method(:double) , 10 )
=> 20
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'setInterval' vs 'setTimeout' [duplicate]
...ement EVERY x interval.
setInterval(function () {
somethingElse();
}, 2000); // Execute somethingElse() every 2 seconds.
The interval unit is in millisecond for both functions.
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How to force LINQ Sum() to return 0 while source collection is empty
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When using Linq to SQL this generates a much shorter SQL code than the accepted answer
– wertzui
Oct...
How to compile a 64-bit application using Visual C++ 2010 Express?
...a simple way to compile a 64 bit app with the 32-bit edition of Visual C++ 2010 Express? What configurations, if any, are necessary?
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硬件案例：连接、协议与设备端 · App Inventor 2 中文网
...用 retained。
发送 practical/NODE01/command：SET|NODE01|请求ID|ON|20
收到 practical/NODE01/ack：ACK|NODE01|请求ID|ON|20
停止指令：SET|NODE01|请求ID|OFF|0
停止确认：ACK|NODE01|请求ID|OFF|0
设备先应用输出，再回确认；同一请求 ID 重复送达不可重启计...
PHP json_encode encoding numbers as strings
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JSON_NUMERIC_CHECK attempts to automatically guess if a string is a number or not by trying to parse it. That is pretty unreliable if you t...
How do I do an OR filter in a Django query?
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phoenix
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answered Apr 11 '09 at 9:32
Alex KoshelevAlex Ko...
MySQL > Table doesn't exist. But it does (or it should)
...me length
– johnsmith
Oct 13 '11 at 20:12
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C/C++ check if one bit is set in, i.e. int variable
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answered Feb 7 '09 at 13:20
gimelgimel
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how to check if object already exists in a list
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AniAni
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