大约有 44,000 项符合查询结果（耗时：0.0532秒） [XML]
How do I negate a condition in PowerShell?
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answered Nov 11 '11 at 14:54
RynantRynant
19.4k44 gold badges4848 silver badges6666 bronze badges
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R - Concatenate two dataframes?
...))
> a
a b c
1 0 3 6
2 1 4 7
3 2 5 8
> b <- data.frame(a=c(9,10,11), c=c(12,13,14))
> b
a c
1 9 12
2 10 13
3 11 14
> b$b <- NA
> b
a c b
1 9 12 NA
2 10 13 NA
3 11 14 NA
> new <- rbind(a,b)
> new
a b c
1 0 3 6
2 1 4 7
3 2 5 8
4 9 NA 12
5 10 NA...
C++0x lambda capture by value always const?
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VladVlad
1,32711 gold badge1212 silver badges1919 bronze badges
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Transmitting newline character “\n”
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answered Oct 6 '10 at 11:00
rhinorhino
11.5k66 gold badges3232 silver badges3939 bronze badges
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Add characters to a string in Javascript
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answered Apr 22 '11 at 11:00
BlazesBlazes
4,26522 gold badges1818 silver badges2828 bronze badges
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C++11 std::threads vs posix threads
... abstraction level, a really good interface and plays nicely with other C++11 classes.
The C++11 std::thread class unfortunately doesn't work reliably (yet) on every platform, even if C++11 seems available. For instance in native Android std::thread or Win64 it just does not work or has severe perf...
“FOUNDATION_EXPORT” vs “extern”
...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
In C#, how can I create a TextReader object from a string (without writing to disk)
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answered Oct 20 '11 at 14:56
Steve BSteve B
34.1k1717 gold badges8787 silver badges149149 bronze badges
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if…else within JSP or JSTL
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answered May 9 '11 at 11:00
Jigar JoshiJigar Joshi
219k4141 gold badges370370 silver badges417417 bronze badges
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How to enable C++11/C++0x support in Eclipse CDT?
...just followed those steps and it works for me. I am using Eclipse Indigo 20110615-0604 on Windows with a Cygwin setup.
Make a new C++ project
Default options for everything
Once created, right-click the project and go to "Properties"
C/C++ Build -> Settings -> Tool Settings -> GCC C++ Co...