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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
Is there a module that can count occurrences of a list of strings i... -0.09
Group by specific linked column to the other column pandas 0.00
How to take value before first value of groupy group +0.78
Python - Replace abbreviation in text +0.53
Can multiple columns be created using one apply call +0.02
Is there any way to Drop pyspark Dataframe after converting it into... +0.04
How to calculate % while keeping structure of the Dataframe -0.71
Floor of integer to the nearest 10,000 +0.53
Calculate the sum of the numbers separated by a comma in a datafram... -1.31
Python Return the First Occurrence in a Group +1.05
How to take and restore snapshots of model training on another VM i... +0.13
Key error "Date not in index" only when adding Date to in... +1.69
How can I calculate the mean value of positive values in each row i... -0.46
Convert Pandas dataframe to PyTorch tensor? -0.44
Fill a column based on certain conditions +0.40
Fill Consecutive NaNs in Pandas Series +0.06
Pandas: copying some values between dataframes +0.15
Sum a Pandas DataFrame column under the ranges of another DataFrame 0.00
include one word and exclude another python -1.87
jinja2 to post dataframe tables on web 0.00
how to combine two pandas datafram with same format but different l... +0.52
Cumulative percentage of pandas data frame 0.00
Create a Pivot table where my values are the count of my column -0.90
Subtract two columns of two data frames +0.09
How to eliminate just pair duplicates in a Pandas Dataframe? 0.00
Pandas : Boolean indexing on multiple columns +0.63
Turning a dictionary inside of a dataframe into a new dataframe and... -1.86
Adding tuple elements, parsed into pandas DataFrame +0.59
Splitting Column Headers and Duplicating Row Values in Pandas Dataf... -1.47
How can I take the sum of consecutive series with True/False Values... +0.20
Using pandas to find the max value for specific rows -1.50
How to Convert String Numeric with Comma into Float in Pandas Data... -1.52
In pandas, how to display the most frequent diagnoses in dataframe,... +1.50
How to rearrange pandas dataframe? -0.14
Pandas how to transpose the data and add the column name -0.78
Getting "'int' object is not subscriptable" error... 0.00
Pandas: Conditionally Set Value in New Column 0.00
I have two columns in a pandas dataframe. One column has some same... +0.52
concatenate lists as rows to make dataframe pandas +1.47
Transform rows with common key to single row with multiple columns -1.94
Calculating percentage of times column values meet varying conditions -0.80
Iterate unique rows for a pandas data frame with sorted, numerical... -0.34
subtracting values of a list in a dictionary using a dataframe +1.45
python - max value of aggregated count from 2 groupby columns -1.19
Python Pandas Dataframe Pulling cell value of Column B based on Col... -0.50
Pandas dataframe setting cell to NaN -0.82
Apply function to create string with multiple columns as argument +0.57
Pandas: Add columns to DataFrame based off existing column +2.58
Date Time Group By Pandas 0.00
How to create new column of lists in Pandas dataframe using existin... -1.89