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Are default enum values in C the same for all compilers?

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Opposite of %in%: exclude rows with values specified in a vector

A categorical variable V1 in a data frame D1 can have values represented by the letters from A to Z. I want to create a subset D2, which excludes some values, say, B, N and T. Basically, I want a command which is the opposite of %in% ...
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What does && mean in void *p = &&abc;

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How To Capture A Minidump: Let Me Count The Ways - C/C++ - 清泛网 - 专注C/C++及内核技术

How To Capture A Minidump: Let Me Count The WaysAs I was waiting for a minidump I was grabbing on a very large and busy server application to finish writing,...As I was waiting for a minidump I was grabbing on a very large and busy server application to finish writing, my mind wandered and I realize...
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How to split a sequence into two pieces by predicate?

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GetType() can lie?

Based on the following question asked a few days ago in SO: GetType() and polymorphism and reading Eric Lippert's answer, I started thinking if making GetType() not be virtual really ensured that an object could not lie about its Type . ...
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What is the Linux equivalent to DOS pause?

I have a Bash shell script in which I would like to pause execution until the user presses a key. In DOS, this is easily accomplished with the "pause" command. Is there a Linux equivalent I can use in my script? ...
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How to style a div to be a responsive square? [duplicate]

... bottom: 0; right: 0; color: white; text-align: center; } http://jsfiddle.net/38Tnx/1425/ share | improve this answer | follow | ...
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PHP Regex to get youtube video ID?

...xisting variable. Putting everything together, we have: <?php $url = "http://www.youtube.com/watch?v=C4kxS1ksqtw&feature=relate"; parse_str( parse_url( $url, PHP_URL_QUERY ), $my_array_of_vars ); echo $my_array_of_vars['v']; // Output: C4kxS1ksqtw ?> Working example Edit: he...
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Passing references to pointers in C++

As far as I can tell, there's no reason I shouldn't be allowed to pass a reference to a pointer in C++. However, my attempts to do so are failing, and I have no idea why. ...