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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...
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.
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How to read the RGB value of a given pixel in Python?
... be many different formats.
pix = im.load()
print im.size # Get the width and hight of the image for iterating over
print pix[x,y] # Get the RGBA Value of the a pixel of an image
pix[x,y] = value # Set the RGBA Value of the image (tuple)
im.save('alive_parrot.png') # Save the modified pixels as ...
Brew update failed: untracked working tree files would be overwritten by merge
...answered Mar 13 '13 at 20:08
Strand McCutchenStrand McCutchen
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How to get item's position in a list?
I am iterating over a list and I want to print out the index of the item if it meets a certain condition. How would I do this?
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How do browsers pause/change Javascript when tab or window is not active?
...st is quite CPU intensive. requestAnimationFrame is not supported by IE 9- and Opera 12-.
The test logs the actual time it takes for a setInterval and requestAnimationFrame to run in different browsers, and gives you the results in the form of a distribution. You can change the number of millisecon...
Node.js: how to consume SOAP XML web service
... @RobertBroden, thanks for the update. Please next time go ahead and edit the answer (or suggest an edit)!
– Juicy Scripter
Nov 2 '16 at 13:05
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Protected in Interfaces
...but then you can make a fully abstract class, which is all interfaces are, and specify whatever access you want. Granted this loses the benefit of multiple implementations that interfaces get in Java, but honestly establishing a contract that adheres to limitations of some other package would be unt...
Best JavaScript compressor [closed]
...t need any Node.js internals). It's a lot faster than both YUI Compressor and Google Closure, it compresses better than YUI on all scripts I tested it on, and it's safer than Closure (knows to deal with "eval" or "with").
Other than whitespace removal, UglifyJS also does the following:
changes l...
Encode String to UTF-8
I have a String with a "ñ" character and I have some problems with it. I need to encode this String to UTF-8 encoding. I have tried it by this way, but it doesn't work:
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