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Do sealed classes really offer performance Benefits?
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edited Aug 5 '08 at 12:37
answered Aug 5 '08 at 12:32
La...
How to use MDC with thread pools?
...swered Sep 12 '16 at 16:59
MyKey_MyKey_
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...
xtreme toolkit pro——CXTPReportControl控件教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的方式，需要xtreme toolkit的.dll拷贝到exe的输出目录下。
3. 添加CXTPReportControl控件：
（1）在对话框中添加一个自定义控件，将该控件的class属性改为XTPReport，ID改为;IDC_REPORTCTRL_LIST。
（2）添加一个自定义变量：CXTPReportControl m_wnd...
Numpy: find first index of value fast
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edited Oct 21 '13 at 7:44
Jacques Kvam
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How to convert 2D float numpy array to 2D int numpy array?
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Use the astype method.
>>> x = np.array([[1.0, 2.3], [1.3, 2.9]])
>>> x
array([[ 1. , 2.3],
[ 1.3, 2.9]])
>>> x.astype(int)
array([[1, 2],
[1, 2]])
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Is there a VB.NET equivalent for C#'s '??' operator?
...entation):
' Variable first is a nullable type.
Dim first? As Integer = 3
Dim second As Integer = 6
' Variable first <> Nothing, so its value, 3, is returned.
Console.WriteLine(If(first, second))
second = Nothing
' Variable first <> Nothing, so the value of first is returned again. ...
Easy idiomatic way to define Ordering for a simple case class
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153
My personal favorite method is to make use of the provided implicit ordering for Tuples, as it i...
How to delete all rows from all tables in a SQL Server database?
...dleMark Rendle
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1
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Python's many ways of string formatting — are the older ones (going to be) deprecated?
...re's no surviving plan to ever deprecate the latter.
In commit Issue #14123: Explicitly mention that old style % string formatting has caveats but is not going away any time soon., inspired by issue Indicate that there are no current plans to deprecate printf-style formatting, the docs on %-formatt...
What are valid values for the id attribute in HTML?
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