大约有 41,000 项符合查询结果（耗时：0.0619秒） [XML]
Which version of PostgreSQL am I running?
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1674
Run this query from PostgreSQL:
SELECT version();
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How can I expand and collapse a using javascript?
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184
Okay, so you've got two options here :
Use jQuery UI's accordion - its nice, easy and fast. Se...
Fast permutation -> number -> permutation mapping algorithms
I have n elements. For the sake of an example, let's say, 7 elements, 1234567. I know there are 7! = 5040 permutations possible of these 7 elements.
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How do I escape spaces in path for scp copy in Linux?
...rian Gunawan
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13
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Equivalent of jQuery .hide() to set visibility: hidden
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433
You could make your own plugins.
jQuery.fn.visible = function() {
return this.css('visibi...
How to check the extension of a filename in a bash script?
...of $file equal to .txt?" If so, you can use the following:
if [ ${file: -4} == ".txt" ]
Note that the space between file: and -4 is required, as the ':-' modifier means something different.
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Zip lists in Python
...amine the length of the first element:
In [3]: result = zip(a, b, c)
In [4]: len(result[0])
Out[4]: 3
Of course, this won't work if the lists were empty to start with.
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How different is Scrum practice from Agile Practice? [duplicate]
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edited Jun 15 '13 at 4:00
answered Oct 19 '09 at 4:28
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How to make a variadic macro (variable number of arguments)
...inition.
– alecov
Jun 11 '12 at 20:14
4
IIRC, the ## is GCC specific and allows passing of zero p...