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How do I invert BooleanToVisibilityConverter?
...://msdn.microsoft.com/en-us/library/system.windows.data.ivalueconverter.aspx
In your Convert method, have it return the values you'd like instead of the defaults.
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What is the difference between dict.items() and dict.iteritems() in Python2?
...al list of tuples and returned that. That could potentially take a lot of extra memory.
Then, generators were introduced to the language in general, and that method was reimplemented as an iterator-generator method named iteritems(). The original remains for backwards compatibility.
One of Pytho...
URLEncoder not able to translate space character
I am expecting
14 Answers
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Reference list item by index within Django template?
...ng is that I can't say {{ data.foo }}, where foo is a variable with an index value in it and not a property name.
– Mike DeSimone
Jan 10 '11 at 23:06
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What do (lambda) function closures capture?
...s been answered, but as for your first:
what does the closure capture exactly?
Scoping in Python is dynamic and lexical. A closure will always remember the name and scope of the variable, not the object it's pointing to. Since all the functions in your example are created in the same scope and...
Function pointers, Closures, and Lambda
... lessThan;
};
I used an anonymous delegate there as a closure (it's syntax is a little clearer and closer to C than the lambda equivalent), which captured lessThan (a stack variable) into the closure. When the closure is evaluated, lessThan (whose stack frame may have been destroyed) will continue...
Detect IF hovering over element with jQuery
...ver.
var isHovered = $('#elem').is(":hover"); // returns true or false
Example: http://jsfiddle.net/Meligy/2kyaJ/3/
(This only works when the selector matches ONE element max. See Edit 3 for more)
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Edit 1 (June 29, 2013): (Applicable to jQuery 1.9.x only, as it works with 1.10+, see next Edit...
Use C++ with Cocoa Instead of Objective-C?
...4-bit capable. C++ seems to be pretty vanilla in its implementation on Linux and Windows but on Mac OS X it seems like additional Apple specific pieces of code are required (like an Obj-C wrapper). It also seems that Apple is forcing developers to write in Objective-C rather than C++, although I cou...
“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
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x.astype(int) or int(x)
– zelcon
May 14 '18 at 9:58
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python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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