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Why does one hot encoding improve machine learning performance?

...ced that when One Hot encoding is used on a particular data set (a matrix) and used as training data for learning algorithms, it gives significantly better results with respect to prediction accuracy, compared to using the original matrix itself as training data. How does this performance increase h...
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What are Bearer Tokens and token_type in OAuth 2?

...assword Credentials flow from the OAuth 2 spec. I'm having trouble understanding the token_type value that gets sent back with a valid response. In the spec all the examples show "token_type":"example" but says it should be ...
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AngularJS $location not changing the path

... was that I changed things with a 3rd party library (jQuery to be precise) and in this case even though calling functions and setting variable works Angular doesn't always recognize that there are changes thus it never digests. $apply() is used to execute an expression in angular from outside of...
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How can I use numpy.correlate to do autocorrelation?

I need to do auto-correlation of a set of numbers, which as I understand it is just the correlation of the set with itself. ...
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How to vertically center a container in Bootstrap?

... for a way to vertically center the container div inside the jumbotron and to set it in the middle of the page. 9 Answ...
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Asynchronously load images with jQuery

I want to load external images on my page asynchronously using jQuery and I have tried the following: 10 Answers ...
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Rails: call another controller action from a controller

...e To just render the new action : redirect_to your_controller_action_url and return share | improve this answer | follow | ...
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fetch in git doesn't get all branches

...ated a new branch, which I'd like to start working on. I read the manual, and it seems dead straight easy. Strangely it's not working, and all the posts I've found suggest I'm doing the right thing. So I'll subject myself to the lambasting, because there must be something obviously wrong with t...
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compareTo() vs. equals()

...) . This feels unnatural (as compareTo() is meant to provide an ordering and not compare for equality) and even somewhat dangerous (because compareTo() == 0 does not necessarily imply equality in all cases, even though I know it does for String 's) to me. ...
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Custom attributes - Yea or nay?

Recently I have been reading more and more about people using custom attributes in their HTML tags, mainly for the purpose of embedding some extra bits of data for use in javascript code. ...