大约有 46,000 项符合查询结果（耗时：0.0471秒） [XML]
Purpose of asterisk before a CSS property
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answered Nov 6 '09 at 21:44
Waleed AmjadWaleed Amjad
6,43233 gold badges3030 silver badges3333 bronze badges
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Asterisk in function call
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answered Mar 9 '11 at 0:01
CameronCameron
81.8k1818 gold badges172172 silver badges213213 bronze badges
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How does git compute file hashes?
... human-readable integer), followed by a NUL character
$ echo -e 'blob 14\0Hello, World!' | shasum
8ab686eafeb1f44702738c8b0f24f2567c36da6d
Source: http://alblue.bandlem.com/2011/08/git-tip-of-week-objects.html
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How can I determine the direction of a jQuery scroll event?
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704
Check current scrollTop vs previous scrollTop
var lastScrollTop = 0;
$(window).scroll(functio...
How to open a specific port such as 9090 in Google Compute Engine
I have 2 Google Compute Engine instances and I want to open port 9090 in both the instances. I think we need to add some firewall rules.
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What integer hash function are good that accepts an integer hash key?
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edited Mar 21 '09 at 22:53
Svante
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Replace Default Null Values Returned From Left Outer Join
I have a Microsoft SQL Server 2008 query that returns data from three tables using a left outer join. Many times, there is no data in the second and third tables and so I get a null which I think is the default for left outer join. Is there a way to replace the default values in the select stateme...
Plot two histograms on single chart with matplotlib
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from matplotlib import pyplot
x = [random.gauss(3,1) for _ in range(400)]
y = [random.gauss(4,2) for _ in range(400)]
bins = numpy.linspace(-10, 10, 100)
pyplot.hist(x, bins, alpha=0.5, label='x')
pyplot.hist(y, bins, alpha=0.5, label='y')
pyplot.legend(loc='upper right')
pyplot.show()
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Push git commits & tags simultaneously
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Update August 2020
As mentioned originally in this answer by SoBeRich, and in my own answer, as of git 2.4.x
git push --atomic origin <branch name> <tag>
(Note: this actually work with HTTPS only with Git 2.24)
Update May 2015
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Draw on HTML5 Canvas using a mouse
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230
Here is a working sample.
<html>
<script type="text/javascript">
var...