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Iteration over std::vector: unsigned vs signed index variable
...crement. You should prefer iterators. Some people tell you to use std::size_t as the index variable type. However, that is not portable. Always use the size_type typedef of the container (While you could get away with only a conversion in the forward iterating case, it could actually go wrong all th...
How to resize superview to fit all subviews with autolayout?
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edited May 28 '15 at 16:32
answered May 28 '15 at 16:16
J...
Add up a column of numbers at the Unix shell
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Huh. Been using Unix for 32 years, and never knew that <infile command is the same as (and in a better order than) command <infile.
– Camille Goudeseune
Dec 5 '16 at 21:50
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UIViewContentModeScaleAspectFill not clipping
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RobertRobert
34.6k3232 gold badges155155 silver badges203203 bronze badges
add ...
np.mean() vs np.average() in Python NumPy?
...verage
np.mean:
try:
mean = a.mean
except AttributeError:
return _wrapit(a, 'mean', axis, dtype, out)
return mean(axis, dtype, out)
np.average:
...
if weights is None :
avg = a.mean(axis)
scl = avg.dtype.type(a.size/avg.size)
else:
#code that does weighted mean here
if retu...
How are feature_importances in RandomForestClassifier determined?
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answered Apr 4 '13 at 19:32
Peter PrettenhoferPeter Prettenhofer
1,8711717 silver badges2222 bronze badges
...
Convert xlsx to csv in Linux with command line
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Ryan Atallah
2,7192121 silver badges3232 bronze badges
answered May 14 '12 at 9:34
jmcnamarajmcnamara
26.1k44 gold...
c++读注册表 - C/C++ - 清泛网 - 专注C/C++及内核技术
c++读注册表直接上代码：CString key;key.Format(_T("Software Microsoft Windows CurrentVersion App Paths xxx"));HKEY hKey;LONG rc = R...直接上代码：
CString key;
key.Format(_T("Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\xxx"));
HKEY hKey;
LONG rc = Reg...
c++ 代码提升权限，请求管理员身份运行权限 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ELLEXECUTEINFO sei = { sizeof(SHELLEXECUTEINFO) };
sei.fMask = SEE_MASK_NOCLOSEPROCESS;
// Ask for privileges elevation.
sei.lpVerb = TEXT("runas");
// Create a Command Prompt from which you will be able to start
// other elevated applications.
...
c++ 代码提升权限，请求管理员身份运行权限 - 脚本技术 - 清泛IT社区，为创...
...(SHELLEXECUTEINFO) };
sei.fMask = SEE_MASK_NOCLOSEPROCESS;
// Ask for privileges elevation.
sei.lpVerb = TEXT("runas");
// Create a Comma...