sacuL

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sacuL has asked 9 questions and find answers to 230 problems.

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sacuL questions

convert multiple columns to datetime without the date in pandas
new column with running number in pandas, incremented conditionally
Replace string in dataframe if a condition in a different row is met
Categorical dtype changes after using melt
Efficiently find overlap of date-time ranges from 2 dataframes
Vectorized way to count occurrences of string in either of two columns
Merging pandas dataframes on 2 columns but in either order
How to tell flake8 to ignore comments
Why use pandas.assign rather than simply initialize new column?

sacuL answers

R pandas groupby index of the first row in each group
How to remove from a list the strings that have less than N tokens?
Python line plot multiple time series on same plot
How to extract specific lines in Pandas
Convert dataframe index with format YYYYMM and type 'pandas.core.indexes.base.Index' to datetime index
%timeit tests run for variable number of loops for similar commands
Expand a pandas column without merge
building a structure of lists of strings with different size in python
Datetime from string doesn't match
More efficient way to clean dataframe than loc