大约有 40,000 项符合查询结果(耗时:0.0558秒) [XML]

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Coding Practices which enable the compiler/optimizer to make a faster program

...w customer\n" "3) Destroy\n" "4) Launch Nasal Demons\n" "Enter selection: "; static const size_t Menu_Text_Length = sizeof(Menu_Text) - sizeof('\0'); //... std::cout.write(Menu_Text, Menu_Text_Length); The efficiency of this technique can be visually demonstrated. :-) Don't use print...
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浅谈APM在电子交易系统中的应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 慢的原因是因为执行了两条 Database dt_manager_log-select 语句。还有更详细的的,看看是怎么调用的 清晰的看到具体的语句,是怎么调用, 很明显这就是一个查询语句而查询的速度这么慢肯定是不正常的 接...
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How to write an XPath query to match two attributes?

... //div[@id='..' and @class='...] should do the trick. That's selecting the div operators that have both attributes of the required value. It's worth using one of the online XPath testbeds to try stuff out. sha...
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Incorrect syntax near ')' calling stored procedure with GETDATE

...N set @DateVar=ISNULL(@DateVar,GETDATE()) --the SP stuff here SELECT @DateVar END GO And then try: EXEC DisplayDate '2013-02-01 00:00:00.000' EXEC DisplayDate Remark: Here I supposed that NULL value is not in use for this parameter. If it is not your case - you can use another unus...
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View markdown files offline [closed]

...ut: To open the preview pane, right-click the file's tab along the top and select "Open Preview (Ctrl?Shift+V)". To invoke the intellisense that @sundeep mentions, press Ctrl+Space in the editor window. – arichards Jan 20 '19 at 6:53 ...
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How do I time a method's execution in Java?

....stop()); The nice thing is that Stopwatch.toString() does a good job of selecting time units for the measurement. I.e. if the value is small, it'll output 38 ns, if it's long, it'll show 5m 3s Even nicer: Stopwatch timer = Stopwatch.createUnstarted(); for (...) { timer.start(); methodToTr...
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Pass Method as Parameter using C#

... You made my day ;) Really simple to use and much more flexible than the selected answer IMO. – Sidewinder94 Mar 27 '14 at 11:43 ...
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How to add Git's branch name to the commit message?

...? It's more like let me google that for you. Answer by @shytikov should be selected – TheRealFakeNews Apr 22 '19 at 22:36  |  show 2 more comm...
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How to make a div with no content have a width?

...on, any padding greater than 0 will work. That way you don't have a weird, selectable   in the div. – Brian Duncan Apr 12 '13 at 18:20 ...
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plot with custom text for x axis points

... @SirBenBenji: Use indexing (e.g. x[idx]) to select only the data you wish to display. – unutbu Aug 5 '14 at 14:49 ...