大约有 47,000 项符合查询结果（耗时：0.0515秒） [XML]
How do you run a single test/spec file in RSpec?
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395
Or you can skip rake and use the 'rspec' command:
rspec path/to/spec/file.rb
In your case I...
Java URL encoding of query string parameters
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1183
URLEncoder is the way to go. You only need to keep in mind to encode only the individual query s...
How to programmatically display version/build number of target in iOS app?
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394
There are 2 Numbers!
The marketing release number is for the customers, called version number...
Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
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edited Apr 12 '13 at 14:59
cHao
76.3k1818 gold badges132132 silver badges164164 bronze badges
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What does the WPF star do (Width=“100*”)
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237
In a WPF Grid, Width="*" or Height="*" means proportional sizing.
For example: to give 30% to c...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
I use
Rails 3.0.20 and
ruby 1.8.7 (2011-06-30 patchlevel 352)
4 Answers
4
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How to sort a list in Scala by two fields?
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seniasenia
36.3k44 gold badges7979 silver badges122122 bronze badges
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CSS Image size, how to fill, not stretch?
...an elegant solution. Simply use cover or contain in the background-size CSS3 property.
.container {
width: 150px;
height: 100px;
background-image: url("http://i.stack.imgur.com/2OrtT.jpg");
background-size: cover;
background-repeat: no-repeat;
background-position: 50% 50%;
}
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How to avoid .pyc files?
...lue to
modify the interpreter’s behaviour.
Update 2010-11-27: Python 3.2 addresses the issue of cluttering source folders with .pyc files by introducing a special __pycache__ subfolder, see What's New in Python 3.2 - PYC Repository Directories.
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How can I count the number of matches for a regex?
...d())
count++;
System.out.println(count); // prints 3
}
}
Handling overlapping matches
When counting matches of aa in aaaa the above snippet will give you 2.
aaaa
aa
aa
To get 3 matches, i.e. this behavior:
aaaa
aa
aa
aa
You have to search for a match at inde...