Alexander

Alexander has asked 7 questions and find answers to 403 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

Pandas: what is the data-type of object passed to the agg function
How should I check more than 10 columns for nan values and select those rows having nan values, ie keepna() instead of dropna()
How to use Pandas to take multi year average in Python
Adding two columns in Python
Pandas Dataframe Resample OHLC has wrong open price
When I insert pandas Series into dataframe, all values become NaN
Comparing column values based on condition
Efficiently selecting rows from pandas dataframe using sorted column
Pandas dataframe - how to assign index?
Indexing Error in Pandas