Count the frequency that a value occurs in a dataframe column

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Chapters
00:00 Question
00:25 Accepted answer (Score 634)
01:11 Answer 2 (Score 123)
01:33 Answer 3 (Score 102)
01:51 Answer 4 (Score 24)
02:20 Thank you

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Full question
https://stackoverflow.com/questions/2239...

Accepted answer links:
[value_counts()]: http://pandas.pydata.org/pandas-docs/sta...
[the online docs]: https://pandas.pydata.org/pandas-docs/st...

Answer 4 links:
[value_counts]: http://pandas.pydata.org/pandas-docs/sta...
[apply]: http://pandas.pydata.org/pandas-docs/sta...

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Tags
#python #pandas #frequency

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