ALollz

ALollz has asked 7 questions and find answers to 206 problems.

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About

Used to do physics, now I'm a data scientist working with health care claims.

ALollz questions

Why does transposing a DataFrame with strings and timedeltas convert the dtype?

ALollz answers

Subtract two Pandas DataFrames joined on multiple column values
Count maximum consecutive occurences of a string in a dataframe column
Efficiently check if dataframe has date between a range, and return a count
How can I create a label encoder utilizing only numpy (and not sklearn LabelEncoder)?
How to iterate over every cell in pandas Dataframe?
Numpy aggregate into bins, then calculate sum?
Column with random, increasing numbers in pandas
Drop columns contains certain strings while reading data : python
How to create an empty dataframe
Slow pd.to_datetime()