Alex Riley

Alex Riley has asked 2 questions and find answers to 393 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

Python: Check whether one element is between two other elements
elif block not executing in Python
Pandas: dropping all columns with nans, 0, and NA from DataFrame
Why doesn't numpy allow array multiplication by scalars?
Manipulating array elements in NumPy
pandas group by sum of column size
How to speed up DatetimeIndex processing?
id() of numpy.float64 objects are the same, even if their values differ? [duplicate]
How can I change the case of abbreviated ordinals to lower while keeping the rest of the string in title case?
Get the column which have maximum sum value from matrix