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jquery .html() vs .append()

...more complicated than that, as jQuery does a bunch of cross-browser checks and various other optimisations. E.g. if you pass just <div></div> to jQuery(), jQuery will take a shortcut and simply do document.createElement('div'). EDIT: To see the sheer quantity of checks that jQuery perfo...
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The tilde operator in Python

... the integer are reversed (as in b <- b XOR 1 for each individual bit), and the result interpreted again as a twos-complement integer. So for integers, ~x is equivalent to (-x) - 1. The reified form of the ~ operator is provided as operator.invert. To support this operator in your own class, g...
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Reactive Extensions bug on Windows Phone

...;(type); You are missing the type declaration. The compiler is guessing (and guessing wrong). Strictly type everything and it should run. share | improve this answer | foll...
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Finding Number of Cores in Java

...r of available processors should therefore occasionally poll this property and adjust their resource usage appropriately." source – JW. Jun 16 '12 at 9:38 ...
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What is the right way to override a setter method in Ruby on Rails?

I am using Ruby 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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Function to return only alpha-numeric characters from string?

I'm looking for a php function that will take an input string and return a sanitized version of it by stripping away all special characters leaving only alpha-numeric. ...
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jQuery multiple events to trigger the same function

Is there a way to have keyup , keypress , blur , and change events call the same function in one line or do I have to do them separately? ...
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Why can't I assign a *Struct to an *Interface?

I'm just working through the Go tour , and I'm confused about pointers and interfaces. Why doesn't this Go code compile? 4...
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Add a background image to shape in XML Android

...erlist: <?xml version="1.0" encoding="utf-8"?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android" > <item> <shape android:shape="rectangle" android:padding="10dp"> <corners android:bottomRightRadius="5dp" ...
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NHibernate.MappingException: No persister for: XYZ

Now, before you say it: I did Google and my hbm.xml file is an Embedded Resource. 16 Answers ...