Alexander

Alexander has asked 7 questions and find answers to 445 problems.

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Python and Pandas developer for financial and investment performance analytics.

Alexander questions

automatically run %matplotlib inline in jupyter qtconsole
Why is Garbage Collection so Slow?
Pandas DataFrame.assign arguments
How to speed up pandas with cython (or numpy)
Pandas msgpack vs pickle
Python JSON encoder convert NaNs to null instead

Alexander answers

Add Pandas Series as a Row to Pandas DataFrame
Create data frame column that maps 2 keys in a dictionary to same value
scatter plot by category in pandas
Can I create a new column based on when the value changes in another column?
How to create pandas dataframe with date as index
Pandas DataFrame from list/dict/list
Pandas Set element of a new column as a list (iterable) raise ValueError: setting an array element with a sequence
using dict comprehension if/else logic to determine using a function or not
Fastest way to calculate average of datetime rows using pandas
Handling wrapping of values in pandas