大约有 41,000 项符合查询结果(耗时:0.0423秒) [XML]

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Modern way to filter STL container?

...turns the filtered result. eg: template<typename T> vector<T> select_T(const vector<T>& inVec, function<bool(const T&)> predicate) { vector<T> result; copy_if(inVec.begin(), inVec.end(), back_inserter(result), predicate); return result; } to use - givin...
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MySQL: Invalid use of group function

..., not WHERE. The difference is: the WHERE clause filters which rows MySQL selects. Then MySQL groups the rows together and aggregates the numbers for your COUNT function. HAVING is like WHERE, only it happens after the COUNT value has been computed, so it'll work as you expect. Rewrite your subque...
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Attaching click event to a JQuery object not yet added to the DOM [duplicate]

...places live() as of 1.7+. Below lists which version you should be using $(selector).live(events, data, handler); // jQuery 1.3+ $(document).delegate(selector, events, data, handler); // jQuery 1.4.3+ $(document).on(events, selector, data, handler); // jQuery 1.7+ ...
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Define global variable in a JavaScript function

... var offsetfrommouse = [10, -20]; var displayduration = 0; var obj_selected = 0; var trailimage = null ; // GLOBAL VARIABLE function makeObj(address) { trailimage = [address, 50, 50]; //ASSIGN VALUE Or simply removing "var" from your variable name inside function also mak...
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How do I clone a range of array elements to a new array?

...want to do Cloning, not just copying references. In this case you can use .Select to project array members to their clones. For example, if your elements implemented IClonable you could do something like this: var newArray = array.Skip(3).Take(5).Select(eachElement => eachElement.Clone()).ToArra...
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How to build a query string for a URL in C#?

...om key in nvc.AllKeys from value in nvc.GetValues(key) select string.Format( "{0}={1}", HttpUtility.UrlEncode(key), HttpUtility.UrlEncode(value)) ).ToArray(); return "?" + string.Join("&", array); } I imagine there...
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Converting Storyboard from iPhone to iPad

... @PiotrJustyna you can do that. Press start a bounty under the question, select desired amount and Reward existing answer... – Filip Radelic Jun 28 '12 at 1:10 33 ...
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How to have an automatic timestamp in SQLite?

....200'); INSERT INTO my_table(name) VALUES('test3'); This is the result: SELECT * FROM my_table; share | improve this answer | follow | ...
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SQL-Server: Error - Exclusive access could not be obtained because the database is in use

...WITH REPLACE) in optoins tab at left hand side. Uncheck all other options. Select source and destination database. Click ok. That's it. share | improve this answer | follow...
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Vim and Ctags tips and tricks [closed]

... g C-] is very useful. It opens a quick dialog to select one between multiple definitions. – Vincenzo Pii Mar 22 '12 at 10:23 3 ...