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How do I show the value of a #define at compile-time?

...tring should be treated as if it were quoted. If it did then: #define ABC 123 int n = ABC; would not compile. Now consider: #define ABC abc #pragma message "The value of ABC is: " ABC which is equivalent to #pragma message "The value of ABC is: " abc This causes a preprocessor warning beca...
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How to automatically generate N “distinct” colors?

... vivid_red=(193, 0, 32), grayish_yellow=(206, 162, 98), medium_gray=(129, 112, 102), # these aren't good for people with defective color vision: vivid_green=(0, 125, 52), strong_purplish_pink=(24...
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What is the best Java email address validation method? [closed]

...tor, and "clearly", they are not valid. Here we go: ., .com, com., abc and 123. Also, adding leading or trailing white space do not invalidate the strings either. You be the judge! – Martin Andersson Mar 19 '13 at 21:12 ...
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RegEx to find two or more consecutive chars

...Finds a consecutive repeating lower or upper case letter. Matches on "abbc123" and not "abc1223". To allow for a space between them (i.e. a ab), then include an optional space in the regex between the captured character and the repeat... ([a-z]A-Z])\s?\1 ...
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Run/install/debug Android applications over Wi-Fi?

... 123 (No root required) There is one best, easy and with UI method for Android Studio IntelliJ and...
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how to “reimport” module to python then code be changed after import

... edited Mar 9 '17 at 5:41 Seanny123 5,70277 gold badges4949 silver badges100100 bronze badges answered Oct 23 '16 at 15:41 ...
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Undefined, unspecified and implementation-defined behavior

... 98 Well, this is basically a straight copy-paste from the standard 3.4.1 1 implementation-defined...
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How to get a vertical geom_vline to an x-axis of class date?

...rror() to see where the error occurred.``' – CoderGuy123 Apr 12 at 23:57 add a comment ...
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Why do we need extern “C”{ #include } in C++?

... 123 C and C++ are superficially similar, but each compiles into a very different set of code. When...
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PHP Redirect with POST data

...m array $post_data POST data. Example: array('foo' => 'var', 'id' => 123) * @param array $headers Optional. Extra headers to send. */ public function redirect_post($url, array $data, array $headers = null) { $params = array( 'http' => array( 'method' => 'POST', ...