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Why does ConcurrentHashMap prevent null keys and values?
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BrunoBruno
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8
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In a .csproj file, what is for?
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adrianbanksadrianbanks
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How to check size of a file using Bash?
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254
[ -n file.txt ] doesn't check its size, it checks that the string file.txt is non-zero length, s...
Cannot overwrite model once compiled Mongoose
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answered Sep 27 '13 at 13:24
thtsigmathtsigma
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PHP json_encode encoding numbers as strings
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I've done a very quick test :
$a = array(
'id' => 152,
'another' => 'test',
'ananother' => 456,
);
$json = json_encode($a);
echo $json;
This seems to be like what you describe, if I'm not mistaken ?
And I'm getting as output :
{"id":152,"another":"test","ana...
Setting environment variables via launchd.conf no longer works in OS X Yosemite/El Capitan/macOS Sie
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answered Oct 27 '14 at 11:05
MortimerGoroMortimerGoro
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What are good alternatives to SQL (the language)? [closed]
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45
I certainly agree that SQL's syntax is difficult to work with, both from the standpoint of auto...
无社交不商业，Uber将边缘化BAT - 资讯 - 清泛网 - 专注C/C++及内核技术
...需要的是群，有人建个微信群，就自称建立了社群。
4、一个社群里，大家都认识创始人，那不是社群，那只是一个粉丝团，只有创始人死了，社群依然不减其价值的一分，那才是社群。
5、让社群的人相互连接是一件非常...
What is the perfect counterpart in Python for “while not EOF”
...) as openfileobject:
for chunk in iter(partial(openfileobject.read, 1024), b''):
do_something()
where chunk will contain up to 1024 bytes at a time from the file, and iteration stops when openfileobject.read(1024) starts returning empty byte strings.
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计算统计特征（正态分布）函数及实例 - C/C++ - 清泛网 - 专注C/C++及内核技术
...00;
map_test[5] = 80;
map_test[2] = 10;
map_test[8] = 99;
map_test[4] = 102;
StdevInfo stdev_info;
stdev_info.init();
stdev_info.caculate_stdev_info(map_test.begin(), map_test.end(),
[](const std::pair<int, int> &pr) { return pr.second; });
//if (value > stdev_info._ave * 2)...