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How does zip(*[iter(s)]*n) work in Python?

...s)]*n) work? What would it look like if it was written with more verbose code? 6 Answers ...
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How do I ignore the initial load when watching model changes in AngularJS?

I have a web page that serves as the editor for a single entity, which sits as a deep graph in the $scope.fieldcontainer property. After I get a response from my REST API (via $resource), I add a watch to 'fieldcontainer'. I am using this watch to detect if the page/entity is "dirty". Right now I'm ...
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Why use argparse rather than optparse?

I noticed that the Python 2.7 documentation includes yet another command-line parsing module. In addition to getopt and optparse we now have argparse . ...
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What is the right way to override a setter method in Ruby on Rails?

...by on Rails 3.2.2 and I would like to know if the following is a "proper"/"correct"/"sure" way to override a setter method for a my class attribute. ...
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How can I obtain the element-wise logical NOT of a pandas Series?

I have a pandas Series object containing boolean values. How can I get a series containing the logical NOT of each value? ...
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How do you know when to use fold-left and when to use fold-right?

I'm aware that fold-left produces left-leaning trees and fold-right produces right-leaning trees, but when I reach for a fold, I sometimes find myself getting bogged down in headache-inducing thought trying to determine which kind of fold is appropriate. I usually end up unwinding the entire proble...
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Why are unsigned int's not CLS compliant?

Why are unsigned integers not CLS compliant? 4 Answers 4 ...
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Is there a CSS selector by class prefix?

I want to apply a CSS rule to any element whose one of the classes matches specified prefix. 4 Answers ...
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REST response code for invalid data

What response code should be passed to client in case of following scenarios? 4 Answers ...
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Insert Unicode character into JavaScript

I need to insert an Omega (Ω) onto my html page. I am using its HTML escaped code to do that, so I can write Ω and get Ω. That's all fine and well when I put it into a HTML element; however, when I try to put it into my JS, e.g. var Omega = Ω , it parses that code as JS and th...