大约有 1,970 项符合查询结果（耗时：0.0385秒） [XML]
Initialization of an ArrayList in one line
...works if you aren't relying on Auto boxing List<Double> list = [1.0, 2.0, 3.0]; fails.
– Richard B
Dec 15 '14 at 11:42
1
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When to use CouchDB over MongoDB and vice versa
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Update 2016 : Since version 2.0 released in september 2016, CouchDb is supporting ad-hoc queries out-of-the-box :)
– tobiak777
Oct 22 '16 at 12:45
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Should I declare Jackson's ObjectMapper as a static field?
...from the static block and it would be fine as well.
EDIT: (2013/10)
With 2.0 and above, above can be augmented by noting that there is an even better way: use ObjectWriter and ObjectReader objects, which can be constructed by ObjectMapper.
They are fully immutable, thread-safe, meaning that it is ...
Android 4.3 Bluetooth Low Energy unstable
...wever, just for a short time. Now it's shaky again... The SAMSUNG BLE SKD v2.0 also didn't require pairing and worked quite good.
– OneWorld
Aug 5 '13 at 12:54
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What's the best way to parse command line arguments? [closed]
..._name__ == '__main__':
arguments = docopt(__doc__, version='Naval Fate 2.0')
print(arguments)
So this is it: 2 lines of code plus your doc string which is essential and you get your arguments parsed and available in your arguments object.
Using python-fire
Since 2017 there's another cool...
round() for float in C++
...ial_functions/round.hpp>
double a = boost::math::round(1.5); // Yields 2.0
int b = boost::math::iround(1.5); // Yields 2 as an integer
For more information, see the Boost documentation.
Edit: Since C++11, there are std::round, std::lround, and std::llround.
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How to add a border just on the top side of a UIView
...ontext, [[UIColor redColor] CGColor] );
CGContextSetLineWidth(context, 2.0);
CGContextStrokePath(context);
}
Detect URLs in text with JavaScript
...pcode.com/file/repository.grepcode.com/java/ext/com.google.android/android/2.0_r1/android/text/util/Regex.java#Regex.0WEB_URL_PATTERN
If you're just concerned about url's that match the WEB_URL_PATTERN, that is, urls that conform to the RFC 1738 spec, you can use this:
/((?:(http|https|Http|Https|...
How to return a part of an array in Ruby?
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You can use (list.length / 2.0).ceil to consistently put the middle element in the first half if you need that.
– Sorashi
May 3 '19 at 13:32
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best way to add license section to iOS settings bundle
... application uses a number of third party components licensed under Apache 2.0 and similar licenses, which requires me to include various bits of text, this kind of thing:
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