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jpp has asked 42 questions and find answers to 764 problems.

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jpp questions

Pandas vectorised function cumsum versus numpy
Optimal HDF5 dataset chunk shape for reading rows
Select Rows with Same Id but different Values in Pandas
NumPy indexing: broadcasting with Boolean arrays
Dask dataframes: reading multiple files & storing filename in column
Efficiently return the index of the first value satisfying condition in array
Comparing numpy array with itself by element efficiently
Suppress key addition in collections.defaultdict
How to efficiently partial argsort Pandas dataframe across columns
Conditionally offseting values by group with Pandas

jpp answers

New interpolated column from existing column and lookup table
Pandas: Sorting rows based on a value of a column
Iterate over list elements in pandas dataframe - each entry has different size and a new column needs to be generated w.r.t each entry in list
How to break a string into a dictionary
Create a dictionary using input from a file
List comprehensions without filter
Apply function slow in dataframe
Simplify sort of Excel cell names in python
How to remove a list of indices from list
Append values to Pandas series