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warning: implicit declaration of function

...s to declare function prototype in header. Example main.h #ifndef MAIN_H #define MAIN_H int some_main(const char *name); #endif main.c #include "main.h" int main() { some_main("Hello, World\n"); } int some_main(const char *name) { printf("%s", name); } Alternative with one file...
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Position of least significant bit that is set

...is very slow compared to multiplication on modern hardware. So I wouldn't call it a better solution. – Apriori Mar 28 '14 at 1:37 2 ...
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Getting the names of all files in a directory with PHP

... Not all filenames have the form *.*: just use * instead. – jameshfisher Feb 24 '14 at 17:17 ...
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printf with std::string?

...f what it expects definitely won't give you the results you want. It's actually undefined behaviour, so anything at all could happen. The easiest way to fix this, since you're using C++, is printing it normally with std::cout, since std::string supports that through operator overloading: std::cout...
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How to document Ruby code?

... Rails has some API Documentation Guidelines. That's probably a good starting point. share | improve this answer | ...
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How to calculate time in hours between two dates in iOS

...ate: (NSDate *) dateT { NSMutableString *timeLeft = [[NSMutableString alloc]init]; NSDate *today10am =[NSDate date]; NSInteger seconds = [today10am timeIntervalSinceDate:dateT]; NSInteger days = (int) (floor(seconds / (3600 * 24))); if(days) seconds -= days * 3600 * 24; ...
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What is the 'CLSCompliant' attribute in .NET?

... my project with no complaints, that means my project is CLS compliant and all is good? – Svish Sep 12 '12 at 14:32 @S...
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Creating a div element in jQuery [duplicate]

... @Ricki - no, use double-quotes for all attributes. Single quotes do not produce valid XHTML, although most browsers will tolerate it. – halfer Oct 22 '11 at 12:21 ...
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Left padding a String with Zeros [duplicate]

...9018", 10, "0"); https://commons.apache.org/proper/commons-lang/javadocs/api-2.6/org/apache/commons/lang/StringUtils.html#leftPad(java.lang.String,%20int,%20char) share | improve this answer ...
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How to get a key in a JavaScript object by its value?

...pt object, which I use as an associative array. Is there a simple function allowing me to get the key for a value, or do I have to iterate the object and find it out manually? ...