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Most efficient way to reverse a numpy array
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In order to have it working with negative numbers and a long list you can do the following:
b = numpy.flipud(numpy.array(a.split(),float))
Where flipud is for 1d arra
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Difference between a “coroutine” and a “thread”?
... Parallelism is the simultaneous execution of multiple
pieces of work in order to increase speed. —https://github.com/servo/servo/wiki/Design
Short answer: With threads, the operating system switches running threads preemptively according to its scheduler, which is an algorithm in the operatin...
Can I use a function for a default value in MySql?
...f their DB package, and it's not as feature rich as we'd like.
http://www.phpbuilder.com/board/showthread.php?t=10349169
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sed or awk: delete n lines following a pattern
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Is there a standard sign function (signum, sgn) in C/C++?
...les, unsigned shorts, or any custom types constructible from integer 0 and orderable.
Fast! copysign is slow, especially if you need to promote and then narrow again. This is branchless and optimizes excellently
Standards-compliant! The bitshift hack is neat, but only works for some bit representati...
Python assigning multiple variables to same value? list behavior
...omething(1). Sure, likely the object is rebinding an instance attribute in order to implement this method, but that's not what's important; what's important is that you're not assigning anything, you're just mutating the object. And it's the same with a[0]=1.
user570826 asked:
What if we have...
Extract subset of key-value pairs from Python dictionary object?
...pt" operation. Unfortunately that results in a dictionary with differently ordered keys (even in python 3.7 and 3.8)
– naught101
Jun 19 at 1:51
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Do I cast the result of malloc?
...chael Anderson () issue aside, note that your suggested style switched the order., Consider when element count is computed like length*width, keeping the sizeof first in this case insures multiplication is done with at least size_t math. Compare malloc(sizeof( *ptr) * length * width) vs. malloc(l...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...ize of the edit box if needed, and it needs access to the m_Rect member in order to do so. So in the InPlaceEdit.h file, make the following changes:
class CInPlaceEdit : public CEdit
{
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protected:
CRect m_Rect; // Add this line
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private:
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// CRect m_Rect; /...
CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清泛网移动版 - 专注IT技能提升
...ize of the edit box if needed, and it needs access to the m_Rect member in order to do so. So in the InPlaceEdit.h file, make the following changes:
class CInPlaceEdit : public CEdit
{
...
protected:
CRect m_Rect; // Add this line
...
private:
...
// CRect m_Rect; /...