大约有 10,150 项符合查询结果(耗时:0.0326秒) [XML]

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Is there any way to specify a suggested filename when using data: URI?

If for example you follow the link: 16 Answers 16 ...
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Can table columns with a Foreign Key be NULL?

I have a table which has several ID columns to other tables. 7 Answers 7 ...
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Whitespace Matching Regex - Java

The Java API for regular expressions states that \s will match whitespace. So the regex \\s\\s should match two spaces. ...
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What optimizations can GHC be expected to perform reliably?

GHC has a lot of optimizations that it can perform, but I don't know what they all are, nor how likely they are to be performed and under what circumstances. ...
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What are the rules about using an underscore in a C++ identifier?

It's common in C++ to name member variables with some kind of prefix to denote the fact that they're member variables, rather than local variables or parameters. If you've come from an MFC background, you'll probably use m_foo . I've also seen myFoo occasionally. ...
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Case-Insensitive List Search

I have a list testList that contains a bunch of strings. I would like to add a new string into the testList only if it doesn't already exist in the list. Therefore, I need to do a case-insensitive search of the list and make it efficient. I can't use Contains because that doesn't take into acc...
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Is there a function to deselect all text using JavaScript?

Is there a function in javascript to just deselect all selected text? I figure it's got to be a simple global function like document.body.deselectAll(); or something. ...
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How to convert floats to human-readable fractions?

Let's say we have 0.33 , we need to output 1/3 . If we have 0.4 , we need to output 2/5 . 26 Answers ...
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How to increment a datetime by one day?

How to increment the day of a datetime? 7 Answers 7 ...
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Is there a way to create your own html tag in HTML5?

I want to create something like 18 Answers 18 ...