大约有 40,100 项符合查询结果(耗时:0.0665秒) [XML]
Sorting a set of values [closed]
... set(['0.000000000', '0.009518000', '10.277200999', '0.030810999', '0.018384000', '4.918560000'])
>>> sorted(s)
['0.000000000', '0.009518000', '0.018384000', '0.030810999', '10.277200999', '4.918560000']
Note that sorted is giving you a list, not a set. That's because the whole point of...
numpy matrix vector multiplication [duplicate]
...t; b = a.T
>>> np.dot(a, b)
array([[35, 9, 10],
[ 9, 3, 4],
[10, 4, 6]])
>>> np.inner(a, b)
array([[29, 12, 19],
[ 7, 4, 5],
[ 8, 5, 6]])
Rarer options for edge cases
If you have tensors (arrays of dimension greater than or equal to one)...
Weird behavior with objects & console.log [duplicate]
...
answered May 2 '14 at 13:25
zzzzBovzzzzBov
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...
Convert generator object to list for debugging [duplicate]
...
184
Simply call list on the generator.
lst = list(gen)
lst
Be aware that this affects the generat...
What does %>% mean in R [duplicate]
...dth Petal.Length Petal.Width Species
1 5.1 3.5 1.4 0.2 setosa
2 4.9 3.0 1.4 0.2 setosa
3 4.7 3.2 1.3 0.2 setosa
4 4.6 3.1 1.5 0.2 setosa
5 5.0 ...
这个富有的袖珍小国 7万美元出租整个国家 - 创意 - 清泛网 - 专注C/C++及内核技术
...欧洲中部有一个小国家,位于奥地利和瑞士之间,2011年4月决定将出租整个国家,每晚的租金是7万美元(约42.5万人民币)。临时拥有者会在议会...
在欧洲中部有一个小国家,位于奥地利和瑞士之间,2011年4月决定将出租整个国家...
64 bit OS下int占几个字节? - C/C++ - 清泛网 - 专注C/C++及内核技术
64 bit OS下int占几个字节?int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的,不受编译器的影响。__int64才是8位的。另外,指针是受编译器 OS影响的,3...int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的...
Android RoundRectShape圆角矩形使用详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...gle, pass null.
//一个包含8个弧度值,指定外部圆角矩形的 4个角部的弧度及 :new float[] {l, l, t, t, r, r, b, b};
// 前2个 左上角, 3 4 , 右上角, 56, 右下, 78 ,左下,如果没弧度的话,传入null即可。
inset
A RectF that specifies the d...
C/C++获取Windows的CPU、内存、硬盘使用率 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ms);
return ms.dwMemoryLoad;
}
2.获取Windows CPU使用率
__int64 CompareFileTime(FILETIME time1, FILETIME time2)
{
__int64 a = time1.dwHighDateTime << 32 | time1.dwLowDateTime;
__int64 b = time2.dwHighDateTime << 32 | time2.dwLowDateTime;
return (b - a);
}
//Win CPU使用情...
use of deleted function std::unique_ptr 编译错误剖析,你可能少了一个st...
...你可能少了一个std::move编译报错日志如下: usr include c++ 4 7 bits stl_construct h:77:7: error: use of deleted function & 39;std::unique_ptr<_Tp, _Dp>::unique_ptr(const std::unique_p 编译报错日志如下:
/usr/include/c++/4.7/bits/stl_construct.h:77:7: error: use of dele...
