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Java abstract interface

...blic void interfacing(); public abstract boolean interfacing(boolean really); \___.__/ | '----> nor this, are necessary. } Interfaces and their methods are implicitly abstract and adding that modifier makes no difference. Is there other rules tha...
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Circular (or cyclic) imports in Python

... There was a really good discussion on this over at comp.lang.python last year. It answers your question pretty thoroughly. Imports are pretty straightforward really. Just remember the following: 'import' and 'from xxx import yyy' ...
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What is the purpose of a stack? Why do we need it?

... +1 for a very detailed explanation, and +100 (if I could) for extra DETAILED comparison to other systems and language :) – Jan Carlo Viray Oct 24 '11 at 12:53 4 ...
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What is the list of supported languages/locales on Android?

...n_LS [English (Lesotho)] en_MG [English (Madagascar)] en_MH [English (Marshall Islands)] en_MO [English (Macau)] en_MP [English (Northern Mariana Islands)] en_MS [English (Montserrat)] en_MT [English (Malta)] en_MU [English (Mauritius)] en_MW [English (Malawi)] en_NA [English (Namibia)] en_NF [Engli...
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Is there any difference between “foo is None” and “foo == None”?

... Hmmm, I think your link changed, unless you were interested in how to call external functions from python – Pat May 4 '12 at 20:39 ...
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BugTrap:程序崩溃快照、bug跟踪之利器 - C/C++ - 清泛网 - 专注C/C++及内核技术

...p.h" static void SetupExceptionHandler() { LOG_TRACER(); BT_InstallSehFilter(); // 配置信息 BT_SetAppName(_T("MarketInfo")); BT_SetDialogMessage(BTDM_INTRO1, _T("We're so Sorry, program crashed because of our mistakes !")); BT_SetDialogMessage(BTDM_INTRO2, _T("本程序...
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How to import a Python class that is in a directory above?

...on __file__ to find out the parent directory (a couple of os.path.dirname calls will do;-), then (if that directory is not already on sys.path) prepend temporarily insert said dir at the very start of sys.path, __import__, remove said dir again -- messy work indeed, but, "when you must, you must" (a...
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python generator “send” function purpose?

...t's useful, one of the best use cases I've seen is Twisted's @defer.inlineCallbacks. Essentially it allows you to write a function like this: @defer.inlineCallbacks def doStuff(): result = yield takesTwoSeconds() nextResult = yield takesTenSeconds(result * 10) defer.returnValue(nextResu...
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Is it possible to specify your own distance function using scikit-learn K-Means Clustering?

... Here's a small kmeans that uses any of the 20-odd distances in scipy.spatial.distance, or a user function. Comments would be welcome (this has had only one user so far, not enough); in particular, what are your N, dim, k, metric ? #!/u...
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How to prevent Browser cache for php site

...e in production enviroment // Functions function get_cache_prevent_string( $always = false ) { return (DEBUGGING || $always) ? date('_Y-m-d_H:i:s') : ""; } ?> <!-- ... --> <link rel="stylesheet" type="text/css" href="style.css?version=3.2<?php echo get_cache_preven...