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Quang Hoang

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1649.33 (578th) 		Reputation
2,157 (78,028th)
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Title Δ
How to find the date of last event in pandas dataframe -1.99
Best way to map Pandas column using dictionary +1.92
Decode Characters Pandas -0.77
Replace the value on a column based on the match, obtained using re... 0.00
Plot a pandas dataframe using matplotlib with data grouped by year/... -0.69
How to replace value in sequences of a boolean list? 0.00
Get the count / sum of number of bars on a floating hbar plot -0.36
Calculate distance between arrays that contain NaN -1.70
Remove groups if column contain more than x number of value in a list +1.92
Plotting multiple countplots using seaborn 0.00
Python/Panda - How reading timezone information in to_datetime()? -0.66
How to check if a string is part of a DataFrame Column? -0.17
Find max and min of y coordinate of 3D numpy arrays -1.53
Python pandas - lambda function that access other columns -1.23
Pandas dataframe to excel with color formatting using ExcelWriter a... 0.00
Pandas: using groupby and nunique taking time into account 0.00
Correcting Pandas Cumulative Sum on a Timedelta Column -2.82
group consecutive equal values and count up -2.06
Insert several nan values after every element of an array in python +1.09
calculate the date diff between the minimum in the same column depe... 0.00
How to print the old value and interpolated value from dfs? 0.00
Pandas Dataframe name of the column with maximum value -0.63
np.multiply "where" condition is problematic? 0.00
How to select rows from pandas DataFrame array columns with certain... -0.67
python time stamp convert to datetime without a year specified -2.60
Sums of variable size chunks of a list where sizes are given by oth... +1.37
How to get string between coordinates in another string, with start... -0.67
How to merge only on rows where there is no value in the rows of a... 0.00
How to linearly interpolate pandas columns values, based on a parti... 0.00
How to populate values in a column of dataframe based on a particul... -2.46
Take a string in one column, and append it to a list in another col... +0.31
How to subtract dates and accounting for null values? -0.69
Pythonic and efficient way to find all the different intersections... -0.18
Meshgriding an array with itself n times, in Python 0.00
Calculate mean of data rows in dataframe with date-headers, dictate... -0.19
In Pandas, how would I combine 2 DataFrames with unique columns? 0.00
Substract the value of the previous column for each columns in a Da... +0.31
Date object and time integer to datetime +0.31
How to plot a dict of keys to lists where we are plotting the avera... -0.69
How to plot multiple charts using matplotlib from unstacked datafra... 0.00
Updating Nan Values in CSV file using pandas with if else condition... +0.31
How to compare all values in one column to each other +1.42
Python remove Square brackets and extraneous information between them +0.46
Turning one-hot encoded table into 2D table of counts 0.00
Pandas sum of two columns - dealing with nan-values correctly -2.13
Can I get proportions when using pandas groupby? 0.00
Slicing every 5th and 6th element from a numpy row vector -1.23
Concatenate rows in pandas based on condition -0.10
How to produce a stacked bar plot in Python3? 0.00
How do I set a 4d array with a 2d array of indexes using Numpy -2.58