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Allen Qin

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1503.79 (292,345th) 		Reputation
9,081 (17,060th)
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Title Δ
How do I rename a DataFrame column using a lambda? 0.00
how to reorder of rows of a dataframe based on values in a column -0.19
How do I update row values before taking the mean of the columns? 0.00
Pandas Drop function for two columns not working 0.00
Python: may we sort a dataframe by a "function" of a row? 0.00
How to groupby two columns while assigning 'aggregated' col... 0.00
How to drop a row where half of information is missing pandas +0.49
New target column based on a pattern +2.12
Rename a count column in a group by pandas dataframe 0.00
How to map a column of a dataframe in an easy way? +1.33
How to drop all columns but not first that starts with pattern? -0.50
Get quantile of column only if value of another column satisfies co... 0.00
extract attributes from pandas columns that satisfy a condition +0.51
how to update dataframe columns based on condition using pipe() and... 0.00
Multiple conditionals in lambda function in pandas dataframe +2.62
How to flip a csv rows order while keeping headers? +0.50
How can I use fancy string date indexing with MultiIndex -0.60
Converting pandas datetime to numpy datetime +2.09
How to know which version of pandas-profiling I'm using? 0.00
Merge two dataframes when specific condition is met -1.81
Find maximum and group to dataset? 0.00
Search and return rows underneath in python dataframe and transpose 0.00
Error: None of [Index(['...'], dtype='object')] are... +0.71
Extracting table from a website using Pandas +0.01
missing in function applied to pandas dataframe column 0.00
pandas apply User defined function to grouped dataframe on multiple... -1.21
Python Spam filter function column name in function +0.23
How to convert list of dictionaries to dataframe using pandas in py... 0.00
Groupby sum of two column and create new dataframe in pandas -0.60
Pandas duplicate rows based on list items +0.52
How to handle Strings in a Panda Dataframe? -0.15
panda group on set column and get corresponding max value from anot... -0.59
How to strip and split in pandas +3.43
Convert list to int and sum all elements in pandas dataframe -0.90
create a column which is the difference of two string columns in pa... +2.64
create a NxN matrix from one column pandas -0.33
groupby two columns, then reset_index fails due to having the same... 0.00
How to convert a pandas dataframe into a custom nested dictionary l... -0.49
How to split whitespaces along with the following character in python -1.17
How to create a dataframe from a nested list of multiple common ele... -0.60
Extract unique minimum distance pairs using each element only once +1.21
Minimum if condition is met in pandas dataframe -0.50
How to find specific the data as duplicate if one of the column is... +0.01
how to verify that entry A with version X is newer than entry A wit... -0.49
Pandas DataFrame - How to get most recent value for each column whe... -1.57
Create a new column in a dataframe with the values 'bingo'... 0.00
Shift DataFrame Columns Up Based on Threshold Value found in Columns +0.20
How to Look-up values in Pandas dataframe +0.51
How to label every nth row of a pandas dataframe by an incremental... +0.48
Sum up value if greater then previous value 0.00