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Label encoding across multiple columns in scikit-learn
...For inverse_transform and transform, you have to do a little bit of hack.
from collections import defaultdict
d = defaultdict(LabelEncoder)
With this, you now retain all columns LabelEncoder as dictionary.
# Encoding the variable
fit = df.apply(lambda x: d[x.name].fit_transform(x))
# Inverse th...
Remove all the elements that occur in one list from another
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This will also remove duplicates from l1, which may be an undesired side effect.
– kindall
Nov 18 '10 at 4:43
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Git pull from another repository
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In order to pull a particular branch from different repo you can use the below git command.
git pull <git_url> <branch> --allow-unrelated-histories
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JavaScript “new Array(n)” and “Array.prototype.map” weirdness
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From MDC (emphasis mine): "map calls a provided callback function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexes of the array which have assigned...
What is the difference between save and export in Docker?
...is "saved" images chain into another docker instance and create containers from these images.
export will fetch the whole container : like a snapshot of a regular VM. Saves the OS of course, but also any change you made, any data file written during the container life. This one is more like a tradit...
Strip double quotes from a string in .NET
...ack to find a certain link, and then I need to remove a value in that link from the HTML text. The HTML Agility Pack quotes the attribute values, but the original HTML is not quoted. (And all this for one test.)
– Even Mien
Jul 24 '09 at 14:31
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Create a File object in memory from a string in Java
...d add that the String data don't exist in a file (so I cannot read my data from a file).
5 Answers
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Restore file from old commit in git
...ld commit that I did a few weeks ago. I want to restore only a single file from that commit. What do I do?
4 Answers
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Accessing attributes from an AngularJS directive
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See section Attributes from documentation on directives.
observing interpolated attributes: Use $observe to observe the value changes of attributes that contain interpolation (e.g. src="{{bar}}"). Not only is this very efficient but it's also t...
Is there an expression for an infinite generator?
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The /dev/urandom solution hinges on \ns appearing from time to time... Devious! :)
– hugomg
Apr 21 '11 at 2:23
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