大约有 15,510 项符合查询结果（耗时：0.0395秒） [XML]
In a bootstrap responsive page how to center a div
...ootstrap's stylesheets and javascript? It's working in Firefox and Chrome. Tested on all screen sizes.
– vocasle
Mar 22 '17 at 7:25
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How to convert QString to std::string?
...he first is incorrect, the second is perfect. You need an utf8 terminal to test this.
– Notinlist
Dec 13 '11 at 22:24
3
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Execute script after specific delay using JavaScript
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Of course it is CPU intensive, but for quick and dirty testing it works
– Maris B.
Mar 25 '15 at 9:21
3
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In Python, how do I index a list with another list?
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A quick timing test (no pysco or anything, so make of it what you will) showed the list comprehension 2.5x faster than the loop (1000 elements, repeated 10000 times).
– James Hopkin
Jun 18 '09 at 12:00...
Ignore python multiple return value
... It doesn't call the function multiple times: >>> def test(): ... print "here" ... return 1,2,3 ... >>> a,b = test()[:2] here [edit: sorry that code didn't come through, aparently you only get one line in comments. For those not familiar >>> and ... a...
How to check if a table exists in a given schema
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It depends on what you want to test exactly.
Information schema?
To find "whether the table exists" (no matter who's asking), querying the information schema (information_schema.tables) is incorrect, strictly speaking, because (per documentation):
On...
How to launch jQuery Fancybox on page load?
...onload demos of Fancybox 2.0:
$(window).load(function()
{
$.fancybox("test");
});
Bare in mind you may be using document.ready() elsewhere, and IE9 gets upset with the load order of the two. This leaves you with two options: change everything to window.load or use a setTimer().
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Detecting if an NSString contains…?
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Actually, "length" of NSRange should be tested...not "location".Here it is directly from source: "These methods return length==0 if the target string is not found. So, to check for containment: ([str rangeOfString:@"target"].length > 0). Note that the length of...
Batch file. Delete all files and folders in a directory
...reate a batch file
Copy the below text into the batch file
set folder="C:\test"
cd /d %folder%
for /F "delims=" %%i in ('dir /b') do (rmdir "%%i" /s/q || del "%%i" /s/q)
It will delete all files and folders.
share
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How to remove convexity defects in a Sudoku square?
...sudoku board stands straight, otherwise height/width (or vice versa) ratio test will most probably fail and you will not be able to detect edges of sudoku. (I also want to add that if lines that are not perpendicular to the image borders, sobel operations (dx and dy) will still work as lines will st...