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what is the difference between 'transform' and 'fit_transform' in sklearn
In the sklearn-python toolbox, there are two functions transform and fit_transform about sklearn.decomposition.RandomizedPCA . The description of two functions are as follows
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Can an html element have multiple ids?
I understand that an id must be unique within an HTML/XHTML page.
18 Answers
18
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What is the correct way to make a custom .NET Exception serializable?
...lizable]
// Important: This attribute is NOT inherited from Exception, and MUST be specified
// otherwise serialization will fail with a SerializationException stating that
// "Type X in Assembly Y is not marked as serializable."
public class SerializableExceptionWithoutCustomProper...
To ARC or not to ARC? What are the pros and cons? [closed]
...ge collection. It has no GC runtime overhead. The compiler inserts retains and releases in all the places you should have anyway. But it's smarter than you and can optimize out the ones that aren't actually needed (just like it can unroll loops, eliminate temporary variables, inline functions, etc.)...
How can I get a web site's favicon?
...t;link rel="apple-touch-icon-precomposed" href="images/touch.png" />
And to download the icon without caring what the icon is you can use a utility like http://www.google.com/s2/favicons which will do all of the heavy lifting:
var client = new System.Net.WebClient();
client.DownloadFile(
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How to write a test which expects an Error to be thrown in Jasmine?
... answered Nov 10 '10 at 13:06
Andrzej ŚliwaAndrzej Śliwa
1,46422 gold badges1313 silver badges1717 bronze badges
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Center Oversized Image in Div
...ng like this. This should center any huge element in the middle vertically and horizontally with respect to its parent no matter both of their sizes.
.parent {
position: relative;
overflow: hidden;
//optionally set height and width, it will depend on the rest of the styling used
}
.chi...
Use HTML5 to resize an image before upload
I have found a few different posts and even questions on stackoverflow answering this question. I am basically implementing this same thing as this post .
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Changing the background drawable of the searchview widget
I'm trying to change the drawable that sits in the Android actionbar searchview widget.
12 Answers
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Struggling with NSNumberFormatter in Swift for currency
...dget as well as transactions. I need to allow the user to enter both pence and pounds from separate text fields and they need to be formatted together with currency symbols. I have this working fine at the moment but would like to make it localised as currently it only works with GBP. I have been st...