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Python constructor and default value [duplicate]

... Node: def __init__(self, wordList=None, adjacencyList=None): if wordList is None: self.wordList = [] else: self.wordList = wordList if adjacencyList is None: self.adjacencyList = [] else: self.adjacencyList = ad...
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Preventing console window from closing on Visual Studio C/C++ Console application

...SOLE) in SubSystem option or you can just type Console in the text field! Now try it...it should work share | improve this answer | follow | ...
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Installing SciPy and NumPy using pip

...ns you linked in Installing SciPy have been removed, might be linking here now scipy.org/scipylib/building/windows.html – jxramos Aug 11 '15 at 20:52 30 ...
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ImportError in importing from sklearn: cannot import name check_build

... Check if there is a file called "sklearn" in the same folder. Try running from a different folder. Solved it for me (my fault). Find file with <ls | grep -i "sklearn"> – Punnerud Mar 3 '...
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UITableViewCell Separator disappearing in iOS7

...s not shown! I overrode layoutSubviews in my UITableViewCell subclass and now the separators are displayed reliably: Objective-C: - (void)layoutSubviews { [super layoutSubviews]; for (UIView *subview in self.contentView.superview.subviews) { if ([NSStringFromClass(subview.class) ...
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NSInvocation for Dummies?

...send the addObject: message as follows: [myArray addObject:myString]; Now, let's say you want to use NSInvocation to send this message at some other point in time: First, you would prepare an NSInvocation object for use with NSMutableArray's addObject: selector: NSMethodSignature * mySignatur...
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How to install both Python 2.x and Python 3.x in Windows

I do most of my programming in Python 3.x on Windows 7, but now I need to use the Python Imaging Library (PIL), ImageMagick, and wxPython, all of which require Python 2.x. ...
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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...sum + num num = num + 1 end print("sum =",sum) if-else分支 1 2 3 4 5 6 7 8 9 10 if age == 40 and sex =="Male" then print("男人四十一枝花") elseif age > 60 and sex ~="Female" then print("old man without co...
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Naming convention - underscore in C++ and C# variables

...is simply a convention; nothing more. As such, its use is always somewhat different to each person. Here's how I understand them for the two languages in question: In C++, an underscore usually indicates a private member variable. In C#, I usually see it used only when defining the underlying priv...
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?

... sorry switched to linux now its working :) it was windows version not so good – London Oct 19 '10 at 12:33 1 ...