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Label encoding across multiple columns in scikit-learn
...commended way is
OneHotEncoder().fit_transform(df)
as the OneHotEncoder now supports string input.
Applying OneHotEncoder only to certain columns is possible with the ColumnTransformer.
EDIT:
Since this answer is over a year ago, and generated many upvotes (including a bounty), I should probabl...
IOException: read failed, socket might closed - Bluetooth on Android 4.3
...b/android-4.3_r2/core/java/android/bluetooth/BluetoothDevice.java#L1037).
Now, when I receive that exception, I instantiate a fallback BluetoothSocket, similar to the source code below. As you can see, invoking the hidden method createRfcommSocket via reflections. I have no clue why this method is ...
Check if a variable is of function type
...
This answer is a bit misleading now, as Underscore.js is now on revision 12, not the above-referenced revision 4, of its test of alternative isFunction() implementations. It currently uses something very close to what dandean suggested.
...
PHP Regex to get youtube video ID?
...ment. In this case we're interested in the query, which is PHP_URL_QUERY.
Now we have the query, which is v=C4kxS1ksqtw&feature=relate, but we only want the part after v=. For this we turn to parse_str which basically works like GET on a string. It takes a string and creates the variables speci...
Most efficient way to create a zero filled JavaScript array?
...sional arrays and it seemed to greatly speed up my test cases. Having just now done some more testing on FF41 and Chrome45.0.2454.99 m. Yes, I guess I really needed more space to explain myself. Most of my testing was bias I will admit. But, check this out. Predefine a var and using just this line (...
Django rest framework, use different serializers in the same ModelViewSet
... serializers.DettaglioGruppi
return serializers.Default # I dont' know what you want for create/destroy/update.
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How to get the full path of running process?
...x)
{
//ex.HandleException();
}
return MethodResult;
}
Now use it like so:
int RootProcessId = Process.GetCurrentProcess().Id;
GetProcessPath(RootProcessId);
Notice that if you know the id of the process, then this method will return the corresponding ExecutePath.
Extra, for th...
WCF Service , how to increase the timeout?
...ns to <system.serviceModel> in web.config, but its throwing an error now.... any additional steps I've missed out on...
– JL.
Oct 5 '09 at 14:23
...
How to insert element into arrays at specific position?
...n $array; // you can return $temp instead if you don't use class array
}
Now you can test the code using
//1
$result = insert(array(1,2,3,4,5),0, 0);
echo "<pre>";
echo "<br/>";
print_r($result);
echo "</pre>";
//2
$result = insert(array(1,2,3,4,5),2, "a");
echo "<pre>";
...
What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...ames), though Windows is the only platform where this is true as far as I know (so maybe we can think of wchar_t as 'Windows_char_t').
In hindsight wchar_t is clearly not useful for simplifying text handling, or as storage for locale independent text. Portable code should not attempt to use it for ...