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XPath with multiple conditions
...ecifies)
– rogerdpack
Dec 15 '16 at 21:56
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Unique BooleanField value in Django?
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edited Jun 21 '15 at 21:06
jamylak
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How can you profile a Python script?
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It is also worth noting that you can use the cProfile module from ipython using the magic function %prun (profile run). First import your m...
Difference between addSubview and insertSubview in UIView class
...dzmahboudz
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vs2010编译boost若干问题解决 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...径——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin\x86_ia64”。再次运行“bootstrap.bat”,提示找不到“mspdb100.dll”,继续在环境变量中添加了路径——“C:\Program Files (x86)\Microsoft Visual Studio 10.0\Common7\IDE ”。
继续编译，还是不过...
Super-simple example of C# observer/observable with delegates
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edited Jan 18 '19 at 7:21
answered Aug 8 '09 at 18:12
Jo...
How to validate an Email in PHP?
...r filter_var ?
– Istiaque Ahmed
Nov 21 '12 at 9:31
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@kapa, Actually you don't need any more to c...
Where to find Java JDK Source Code? [closed]
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Jon SkeetJon Skeet
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Minimizing NExpectation for a custom distribution in Mathematica
.... Let's extract it from your definition above into simple functions:
pdf[a_, b_, m_, s_, x_] := (1/(2*(a + b)))*a*b*
(E^(a*(m + (a*s^2)/2 - x))*Erfc[(m + a*s^2 - x)/(Sqrt[2]*s)] +
E^(b*(-m + (b*s^2)/2 + x))*Erfc[(-m + b*s^2 + x)/(Sqrt[2]*s)])
pdf2[a_, b_, m_, s_, x_] := pdf[a, b, m, s, Log...
How do I clone a Django model instance object and save it to the database?
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miahmiah
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