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Ch3steR

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1652.10 (527th) 		Reputation
311 (400,905th)
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Title Δ
pandas: how to get the sum of rows by grouping inside a DataFrame? +2.34
Selecting rows with groupby, summing columns and creating new colum... +0.09
Remove everything after the first whitespace in pandas dataframe -0.88
Fill missing values based unique IDs from another column -0.41
how to select rows in a data frame those are similar on basis of co... +0.33
Append pandas dataframe with dictionary using for loop -1.62
transpose pandas columns with duplicate values 0.00
Pandas groupby and custom agg lambda function +1.83
Convert pandas column of type list to dict +1.31
pandas clients table >> add edges to a nodes column and delta... 0.00
How to drop rows by condition on string value in pandas dataframe? -1.24
Creating a new column in a specific place in Pandas +0.33
How to have SQL style aggregation in pandas dataframe +1.60
Pandas: sum up every k columns +2.90
Match pandas DataFrame to matrix with predefined index and column n... 0.00
Pandas Dataframe split multiple key values to different columns -0.39
How to convert index column of int64 type to hour in matplotlib xti... 0.00
How to do math manipulations on python dictionaries? 0.00
Replacing values greater 1 in a large pandas dataframe +0.84
How to reduce/combine rows in a dataframe based on specific values? +0.87
how to extract uncommon data between two different data columns? 0.00
Scale y axis and set ytick labels in a Matplotlib plot -0.16
How to extract data based on 2 columns in a data frame and make a n... +0.34
Pandas counting same values in differents columns +1.22
Group dictionary keys to list of list based on same values +0.33
How to sum up all values in a row where the column contains a speci... -0.44
Sum value with pandas groupby and rename old column？ +2.08
want to remove the column B value when it is match with column A -0.15
How to create a new dataframe based on dtypes from an existing data... +0.31
I have this error with pygame , when i try to run code from Python... +2.38
Last occurance of an item that is not a string in a list - Python +0.34
Find indexes in between 2 indexes in cyclical list -0.14
Removing words from strings within a column dataframe +0.71
Numpy 2D array get percentage of total 0.00
How to find the further occurrence of an element within a column 0.00
Combine two pandas DataFrames with one unique column each and keep... -2.01
Pandas - replace, float and sum of columns +0.95
How to pass arguments to mapper function in python? -0.32
Sort a list alphabetically first and then numerically? +0.03
Python For loop problem I want to compound numbers into the list an... -0.23
Groupby code with min_max year calculation +1.24
Drawing 3 dimension using python matplotlib +0.35
Reassigning column names after concatenating pandas series into a d... -0.60
Slicing tuples in lists in Python 0.00
How do I explode equal length strings into Pandas DataFrame columns... -2.50
How to create a SPACE between word and open bracket in list of sent... -0.65
how to change a list of n integers in python to normal space separa... 0.00
How do I convert an array of numpy booleans to python booleans for... -0.54
Inserting list element into pandas dataframe +0.24
Match all words from string in another string (words can be in diff... +0.30