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How to generate random SHA1 hash to use as ID in node.js?
I am using this line to generate a sha1 id for node.js:
4 Answers
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How can I improve my paw detection?
...ly, you have 5 steps:
def find_paws(data, smooth_radius=5, threshold=0.0001):
data = sp.ndimage.uniform_filter(data, smooth_radius)
thresh = data > threshold
filled = sp.ndimage.morphology.binary_fill_holes(thresh)
coded_paws, num_paws = sp.ndimage.label(filled)
data_slices =...
How to use php serialize() and unserialize()
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10 Answers
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Here's the working code. Works in desktop and mobile browsers. hope it helps. thanks for eve...
Catching error codes in a shell pipe
...e simple version of that is:
tmp=${TMPDIR:-/tmp}/mine.$$
if ./a > $tmp.1
then
if ./b <$tmp.1 >$tmp.2
then
if ./c <$tmp.2
then : OK
else echo "./c failed" 1>&2
fi
else echo "./b failed" 1>&2
fi
else echo "./a failed" 1>&...
How can I determine whether a 2D Point is within a Polygon?
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How can I remove the decimal part from JavaScript number?
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14 Answers
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Way to get number of digits in an int?
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answered Aug 20 '09 at 15:04
Michael BorgwardtMichael Borgwardt
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vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...不扣的“准”标准库。
Boost库中比较有名的几个库：
（1）Regex，正则表达式库；
（2）Spirit，LL parser framework，用C++代码直接表达EBNF；
（3）Graph，图组件和算法；
（4）Lambda，在调用的地方定义短小匿名的函数对象，很实用...