大约有 23,000 项符合查询结果(耗时:0.0362秒) [XML]

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How do I expand a tuple into variadic template function's arguments?

...{ typedef void (T::*F)( Args... args ); public: Message( const std::string& name, T& obj, F pFunc, Args... args ); private: virtual void doDispatch( ); T* pObj_; F pFunc_; std::tr1::tuple<Args...> args_; }; //----------------------...
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Get the first item from an iterable that matches a condition

...for x in the_iterable if x > 3), default_value) Note that you need an extra pair of parentheses around the generator expression in this case − they are needed whenever the generator expression isn't the only argument. I see most answers resolutely ignore the next built-in and so I assume tha...
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How to unzip a file using the command line? [closed]

...zip Complete set of options for the jar tool available here. Examples: Extract jar file jar x[v]f jarfile [inputfiles] [-Joption] jar x[v] [inputfiles] [-Joption] share | improve this ...
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Should I always return IEnumerable instead of IList?

...ormation but once again, why would you throw away information? If you know extra information about something, pass it on. – Mel Oct 20 '11 at 12:13 ...
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Entity framework linq query Include() multiple children entities

... Years later, I would not recommend the string-based includes, because they aren't runtime safe. If the navigation property name ever changes or is misspelled, it will break. Strongly suggest using the typed include instead. – Jeff Putz ...
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Difference between framework vs Library vs IDE vs API vs SDK vs Toolkits? [closed]

... (software development kit) is a library or group of libraries (often with extra tool applications, data files and sample code) that aid you in developing code that uses a particular system (e.g. extension code for using features of an operating system (Windows SDK), drawing 3D graphics via a partic...
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efficient circular buffer?

... return(self._data[key]) def __repr__(self): """Return string representation""" return self._data.__repr__() + ' (' + str(len(self._data))+' items)' [Edited]: Added optional data parameter to allow initialization from existing lists, e.g.: circularlist(4, [1, 2, 3, 4, ...
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How to vertically center content with variable height within a div?

...o element: CSS-Tricks: Centering in the Unknown. It doesn’t require any extra markup and seems to work extremely well. I couldn’t use the display: table method because table elements don’t obey the max-height property. .block { height: 300px; text-align: center; background: #c0...
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List or IList [closed]

...interfaces really shine. Say I have a function that returns IEnumerable<string>, inside the function I may use a List<string> for an internal backing store to generate my collection, but I only want callers to enumerate it's contents, not add or remove. Accepting an interface as a parame...
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How to copy a row and insert in same table with a autoincrement field in MySQL?

...INFORMATION_SCHEMA ... I wonder if you could do it as a sub-query and some string functions? Hmmm... – Yzmir Ramirez Feb 6 '12 at 6:35 1 ...