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Psidom

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1713.63 (95th) 		Reputation
135,522 (452nd)
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Title Δ
Scala: higher order function to concatenate Strings 0.00
Combine nested list and find order +1.77
Scala: coding a different kind of Span function -1.28
Pandas/Numpy: Fastest way to create a ladder? +2.06
Element wise dot product of matrices and vectors +1.28
How to combine two pandas.DataFrames which have lists as columns? 0.00
Merge Pandas DataFrames on Two Column Values Irrespective of Order... 0.00
Convert web api data to python DataFrame 0.00
Replace multiple words on string using Map of replacements +0.32
Maintaining a Pandas Dataframe primary sort order in a grouping +0.28
How to subset a sapply function output 0.00
Remove values if they repeat in array 0.00
Replace strings in entire dataframe if they are present in a list +1.23
Pandas: Effective way to check if a certain value exists in all col... 0.00
Scala Spark RDD.groupBy where each element can be in multiple groups 0.00
How to create a numpy array from itertools.combinations without loo... +0.30
How to get all distinct elements per key in DataFrame? 0.00
Remove certain strings from list of strings as column in pandas.Dat... +1.20
Pandas Dataframe: Change Index to Year and Columns to Month +1.55
Convert dataframe types to Python types or just a way to serialize 0.00
Pandas Compare Similar DataFrames and get Min +0.37
Finding pairwise overlap in columns in pandas dataframe +1.58
In pandas, how to get row from timestamp index? 0.00
Trying to append content to numpy array -0.68
Add numpy array elements/slices with same bin assignment -1.22
Subtracting min value from previous value in pandas DataFrame 0.00
Lookup value from another column that matches with variable +1.37
Flatten Columns in Pandas Dataframes and refer back to Original +0.29
How to select top multiple of 10 entries? +0.29
How to prevent matrix from becoming list in R? 0.00
Long pandas logic operation +0.31
Map whole list in Scala -0.46
How to replace character in row of dataframe? +0.26
How to turn raw data into matrix with row and column using python? 0.00
Swaping elements in 3d numpy array 0.00
vectorizations of matrix multiplication +1.68
Split all columns in one data frame and create two data frames in R -1.27
Conditionally scaling specific entries in a Pandas DataFrame? 0.00
Convert string array of tuples to input and outputs +0.62
Extract subarrays of numpy array whose values are above a threshold -2.11
Multiple uses of setdiff() on consecutive groups without for looping +1.11
Getting an array from collections ordereddict for the maximum key,... +1.08
Reading .txt file columns into pandas data frame and creating new c... 0.00
Merging data in a single pandas column based on criteria +0.60
Efficiently counting duplicate values in a numpy column and appendi... -1.62
Pandas count unique values for list of values +0.12
How to extract RDD map from a line of space seperated values when t... 0.00
how to add number at the end of row in array numpy python 0.00
get min and max from a specific column scala spark dataframe -0.76
access elements from matrix in numpy +0.27