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warning about too many open figures
...res with fix, ax = plt.subplots(...) , I get the warning RuntimeWarning: More than 20 figures have been opened. Figures created through the pyplot interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory.
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How can I check for NaN values?
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Control cannot fall through from one case label
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Find the Smallest Integer Not in a List
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Transitioning from Windows Forms to WPF
...nent in which business objects can be Bound to user controls. Okay: WPF is more suitable for MVVM but nevertheless Winforms can also work in such a Design Pattern. And as Rachel states "That's the opposite of WinForms where you build your application out of UI objects, and then supply them with the ...
Core Data: Quickest way to delete all instances of an entity
...tor executeRequest:delete withContext:myContext error:&deleteError];
More information about batch deletions can be found in the "What's New in Core Data" session from WWDC 2015 (starting at ~14:10).
iOS 8 and earlier:
Fetch 'em all and delete 'em all:
NSFetchRequest *allCars = [[NSFetchRequ...
How do I select an element with its name attribute in jQuery? [duplicate]
...tNameHere"]').doStuff();
jQuery supports CSS3 style selectors, plus some more.
See more
jQuery - Selectors
jQuery - [attribute=""] selector
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Why are static variables considered evil?
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Calling C/C++ from Python?
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Boost.Python is one of the more user-friendly libraries in Boost, for a simple function call API it is quite straightforward and provides boilerplate you'd have to write yourself. It's a bit more complicated if you want to expose an object-oriented AP...
常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...KEDACOM temp]# rm -vf file
removed 'file'
6．让显示画面暂停的more命令
为了避免画面显示瞬间就闪过去，用户可以使用more命令，让画面在显示满一页时暂停，此时可按空格键继续显示下一个画面，或按Q键停止显示。
使用ls命令查...