大约有 9,000 项符合查询结果(耗时:0.0400秒) [XML]

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Reading binary file and looping over each byte

In Python, how do I read in a binary file and loop over each byte of that file? 12 Answers ...
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Can pandas automatically recognize dates?

Today I was positively surprised by the fact that while reading data from a data file (for example) pandas is able to recognize types of values: ...
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Applicatives compose, monads don't

What does the above statement mean? And when is one preferable to other? 5 Answers 5 ...
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How to debug .htaccess RewriteRule not working

I have a RewriteRule in a .htaccess file that isn't doing anything. How do I troubleshoot this? 8 Answers ...
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What does the C++ standard state the size of int, long type to be?

I'm looking for detailed information regarding the size of basic C++ types. I know that it depends on the architecture (16 bits, 32 bits, 64 bits) and the compiler. ...
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Checking for a dirty index or untracked files with Git

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Get statistics for each group (such as count, mean, etc) using pandas GroupBy?

I have a data frame df and I use several columns from it to groupby : 7 Answers 7 ...
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How can I check if a single character appears in a string?

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How to crop an image in OpenCV using Python

How can I crop images, like I've done before in PIL, using OpenCV. 8 Answers 8 ...
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How to get rid of punctuation using NLTK tokenizer?

I'm just starting to use NLTK and I don't quite understand how to get a list of words from text. If I use nltk.word_tokenize() , I get a list of words and punctuation. I need only the words instead. How can I get rid of punctuation? Also word_tokenize doesn't work with multiple sentences: dots ar...