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Quang Hoang

Rating
1649.33 (578th) 		Reputation
2,157 (78,028th)
Page: 1 ... 54 55 56 57 58 ... 98
Title Δ
Grouping data in DF but keeping all columns in Python -1.41
Numpy where perform multiple actions 0.00
Select Pandas dataframe rows based on round hours +0.33
How can I add a coloumn to calculate whether there is at least one... +0.33
Pandas, time series: count number of (ids, value) after running tim... 0.00
JSON array to one hot encoding in pandas 0.00
Groupby and keep rows depending on string value -0.04
Replacing values in pandas dataframe column with same row value fro... -0.53
Pandas str match for German addresses 0.00
using for loop to get mutiple dataframe that fits my filter conditi... 0.00
Is there a way to efficiently split data into columns based on key... 0.00
Weird behavior when checking for NaNs in a pandas dataframe +0.33
Pandas groupby get the smallest string -0.12
How to extract and sum unique words from a pandas DataFrame +1.42
create two columns based on a function with apply() 0.00
Writing an efficient code for applying a reverse operation using ma... +0.31
Make Numpy Symmetric Matrix from a list of pairs +1.38
I am unable to drop specific values in a data frame in python 0.00
Vectorize pandas df operation? -1.99
How to make subplots with grouping by country 0.00
How to Convert a Normal Dataframe into MultiIndex'd based on ce... 0.00
function in groupby pandas -2.03
Stack and concatenate dataframes, with given index level and sortin... -1.10
Python - Keep date column and flip cells with field names 0.00
Pandas str extract Month and Date from multiple text in a row -0.68
How to transfrom dataframe column to lines? 0.00
Using pandas to look up the values of one column from the closest m... 0.00
Why can't I use a dataframe's numerical index in a calculat... 0.00
Pandas - How to merge 2 related events in one line 0.00
How to plot Numerical Values in matplotlib 0.00
Python Merge columns from multiple data frames into a single datafr... +1.58
Need to update a column of dataframe based on duplicate values +1.86
Pandas Dataframe Mul on Multiindex 0.00
Matching a pattern from list of lists +1.52
How to vectorize (using Numpy/Pandas) my nested if statement under... +0.30
Plot columns of data-frame based on conditions of other columns in... -0.16
One hot encoding a column with 28 different countires with only 6 c... -0.17
How to add a line plot plot for the average value across multiple g... 0.00
plot from pandas dataframe with negative and positive values 0.00
Column Pair-wise reorganization in Pandas +1.92
filter pandas where some columns contain any of the words in a list -1.92
Pandas MultiIndex DataFrame Sorting 0.00
changing column data type using pandas -0.17
Remove different pairs form Pandas DataFrame +1.87
Sorting grouped DataFrame column without changing index sorting 0.00
Efficiently Compute Voxel Indices for a Point Cloud -2.74
Fill dataframe based on matching columns with another dataframe wit... 0.00
How to stack a paired data structure like this? +1.80
pandas groupby return a boolean vector 0.00
Python: How to most effectively vectorize this for-loop (which uses... 0.00