大约有 2,600 项符合查询结果（耗时：0.0362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
...
When to use CouchDB over MongoDB and vice versa
...
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
...
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 ...
Bomb dropping algorithm
...g layer 1, because the
"blast radius" you get from doing so is always contained within the blast radius of
another square from layer 2. You should be able to easily convince yourself of this.
So, we can reduce the problem to finding an optimal way to bomb away the perimeter, then we can repeat t...
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
...
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.
...
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?
...
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
...