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CDJB has asked 3 questions and find answers to 61 problems.

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CDJB questions

Looping or wrapping a colormap over a given interval
Finding the average of the x component of an array of coordinates, based on the y component
Vectorised method to append dataframe rows to columns and vice-versa

CDJB answers

How should I insert try-except in this scenario
Pandas.read_csv() FileNotFoundError even though file exists
How to detect a cycle in a directed graph with Python?
Convert values from a dictionary to a matrix
How can I alter my code to reverse certain substrings?
How to convert list of tuples to dictionary with index as key
Partition list of tuples based on a value within each tuple
Compute pairs from two lists that when multiplied make a perfect square [duplicate]
Detect presence of inverse pairs in two columns of a DataFrame
What's a pythonic way to generate an array with a diagonal edge?