Alex Riley

Alex Riley has asked 2 questions and find answers to 401 problems.

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Software engineer working in bioinformatics/drug-discovery.

Alex Riley questions

Python statement: sometimes True, sometimes False. Why?
How should I selectively sum multiple axes of an array?

Alex Riley answers

Concatenate pairs of consecutive sublists in a list using Python
How to shift entire groups in pandas groupby
Is it possible to extract a format string (e.g. "YY-mm-DD HH:MM:SS.sss") from a python datetime object? [duplicate]
convert string to 2d numpy array
Find difference between 2 columns with Nulls using pandas
Python: creating a covariance matrix from lists
Split pandas column into new columns in presence of NaN
Calculating Kendall's tau using scipy and groupby
Python: Check whether one element is between two other elements
elif block not executing in Python