data-manipulation

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Dataframe new column based on other columns and groupby in r
user_170448240
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30
data-manipulation dataframe r
Mutating values for only a subset of the data under a condition, while keeping all data rows
user_111455270
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41
data-manipulation r
gnuplot: plot 2d heatmap with non-integer pixel coordinates, with image pixels produces rotated 3D plot
user_174746670
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52
heatmap data-visualization data-manipulation gnuplot plot
Pandas - Combine multiple group rows into one row
user_120238720
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2
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110
pandas data-manipulation dataframe python
Finding the number of consecutive days in data
user_55396740
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3
1
51
dplyr data-manipulation r
Pandas - Equal occurrences of unique type for a column
user_151754170
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3
1
21
pandas data-manipulation dataframe python
Add a new row with a certain value into the first column and then "-" to the rest of the columns
user_174915470
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2
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33
data-manipulation r
Extract each item from a column of lists and then pick the top items
user_122031550
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1
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76
pandas data-manipulation dataframe list python
Create new column in dataframe based on another and matching to another dataset in R
user_178889700
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1
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35
data-manipulation matching dataframe if-statement r
Get maximum value from dataset based aggregate number from another column
user_86835770
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1
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43
data-manipulation r
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