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piRSquared

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1617.53 (1,167th) 		Reputation
177,624 (284th)
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Title Δ
How would you optimize this short but very slow Python loop? -1.14
How to make non-unique Pandas column into a unique one +0.38
Dividing dataframe with another datafrmae with single row but same... -0.05
More efficient way to merge columns in pandas 0.00
Pandas with mapped modification -2.15
Replacing Values in a Column on the Basis of n Consecutive Entries -1.40
How to expand/add rows by year? +0.83
Pandas - max value in a cell and save rows corresponded to it -2.19
pandas merge two columns with customized text +1.82
Applying a function with arguments to pandas dataframe 0.00
Find equal columns between two dataframes -1.58
how can I clean this data type object and transform it to type float -0.68
How to use LabelBinarizer to one hot encode both train and test cor... +0.36
How to subdivide a textfile into several separate arrays with numpy +0.04
How to speed up this task in Python +1.09
Concatenate Pandas column name to column value -1.25
How to combine several csv in one with identical rows? +1.73
Pandas groupby inherits groups from parent dataframe? 0.00
Looping through multiple arrays & concatenating values in pandas -0.23
Combine index header row and column header row in Pandas 0.00
Can we not take column name in dictionary when converting df to dic... -2.89
How to split a field within Python and return value in another colu... -0.64
Subset of dataframe according to Count value of column -1.47
How to calculate common elements in a dataframe depending on anothe... -0.19
Naming sublevels in aggregation function in Pandas -1.05
check if the group id or element is found the column list in pandas... -2.41
Binary encoding (similar to one-hot encoding) but where multiple va... -1.06
How to hide row of a multiple column based on hided data values 0.00
Add MM-DD to Year Python -1.17
Pandas dataframe conditional column based on multiple conditions on... -1.69
How to force a multiindex pandas dataframe to have the same number... +1.93
How to slice multiple sections of dataframe by column name? -0.99
Compare values in two columns with Pandas -0.67
comparing two list with different format +0.33
Count all pairwise in pandas dataframe +0.48
Filtering rows from dataframe based on the values of the previous r... +1.85
Element-wise in-operator between two arrays -0.69
Create new pandas dataframe columns from function that returns tuple +1.90
melt multiindex pandas retain 2 columns -1.27
Pandas groupby function with dict.update() -0.43
Python Calculate New Date Based on Date Range -2.50
looking for the difference between ocurrences in a datframe +0.30
Pandas: moving data from two dataframes to another with tuple index +1.69
Dual nested dictionary to stacked DataFrame -0.91
pandas split and expand two columns -1.25
How to put 2 different dataframes in pandas -1.15
Extracting lists from pandas dataframe column 0.00
How can I replace all occurrences of 0 with 1 in my dataframe? +1.08
Creating a scatterplot of subsets of a dataframe -1.24
Jitter almost duplicate rows in pandas dataframe +0.32