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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...
How do I remove repeated elements from ArrayList?
I have an ArrayList<String> , and I want to remove repeated strings from it. How can I do this?
38 Answers
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How do I pass a unique_ptr argument to a constructor or a function?
...hey must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the pointer to the function/object/etc in question. After newBase is constructed, nextBase ...
How do I use Wget to download all images into a single folder, from a URL?
I am using wget to download all images from a website and it works fine but it stores the original hierarchy of the site with all the subfolders and so the images are dotted around. Is there a way so that it will just download all the images into a single folder? The syntax I'm using at the moment i...
How do you do a simple “chmod +x” from within python?
I want to create a file from within a python script that is executable.
7 Answers
7
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Merge a Branch into Trunk
I'm facing a peculiar problem with SVN merge . I want to merge from a dev branch to trunk.
We have multiple dev branches cut off the trunk at the same time.
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How to remove origin from git repository
Basic question: How do I disassociate a git repo from the origin from which it was cloned?
2 Answers
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When monkey patching an instance method, can you call the overridden method from the new implementat
...onkey patching a method in a class, how could I call the overridden method from the overriding method? I.e. Something a bit like super
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How can I remove the string “\n” from within a Ruby string?
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If you want or don't mind having all the leading and trailing whitespace from your string removed you can use the strip method.
" hello ".strip #=> "hello"
"\tgoodbye\r\n".strip #=> "goodbye"
as mentioned here.
edit The original title for this question was different. My answ...
How to use find command to find all files with extensions from list?
I need to find all image files from directory (gif, png, jpg, jpeg).
9 Answers
9
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