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Measure time in Linux - time vs clock vs getrusage vs clock_gettime vs gettimeofday vs timespec_get?

...ng functions, time , clock getrusage , clock_gettime , gettimeofday and timespec_get , I want to understand clearly how they are implemented and what are their return values in order to know in which situation I have to use them. ...
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Extracting text OpenCV

I am trying to find the bounding boxes of text in an image and am currently using this approach: 10 Answers ...
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PHP best way to MD5 multi-dimensional array?

... is two-fold here as (1) json_encode alone performs faster than serialize, and (2) json_encode produces a smaller string and therefore less for md5 to handle. Edit: Here is evidence to support this claim: <?php //this is the array I'm using -- it's multidimensional. $array = unserialize('a:6:{i...
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Getter and Setter declaration in .NET [duplicate]

...s wondering what were the differences between those declaration of getters and setters and if there is a preferred method (and why). The first one can be generated automaticly by Visual Studio. How about the others ? Thanks ...
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How to create Java gradle project

How to create Java Gradle project from command line? 7 Answers 7 ...
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Can “git pull --all” update all my local branches?

I often have at least 3 remote branches: master, staging and production. I have 3 local branches that track those remote branches. ...
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Performance difference for control structures 'for' and 'foreach' in C#

...corlib]System.IDisposable::Dispose() IL_002f: endfinally } // end handler IL_0030: ret } // end of method Test::IterateOverList The compiler treats arrays differently, converting a foreach loop basically to a for loop, but not List<T>. Here's the equivalent code for an array: sta...
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Is the sizeof(some pointer) always equal to four?

... be size 2 on a 16-bit system (if you can find one), 4 on a 32-bit system, and 8 on a 64-bit system, but there's nothing to be gained in relying on a given size. share | improve this answer ...
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How are POST and GET variables handled in Python?

In PHP you can just use $_POST for POST and $_GET for GET (Query string) variables. What's the equivalent in Python? 6 ...
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Invoking a jQuery function after .each() has completed

...he issue here: the calls to fade the elements are timer-driven animations, and those continue at their own pace. The solution above, therefore, keeps track of how many elements are being faded. Each call to .fadeOut() gets a completion callback. When the callback notices that it's counted through a...