data-cleaning

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Automate columns merging where merged values are separated with a delimiter in the container
user_130838380
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3
3
46
data-wrangling data-cleaning dataframe r
Creating multiple new long columns at once from wide data in R?
user_42121440
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3
2
105
tidyverse data-cleaning r
Remove rows after a group by based on a column value
user_107830900
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3
2
424
dplyr data-cleaning r
If rows has a similar element, keep the shorter row
user_105764300
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2
2
73
data-cleaning r
Create column of ascending values based on unique values in another column in R with new data added in batches
user_52413890
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2
1
601
dplyr data-cleaning data-conversion dataframe r
How to remove rows from a categorical variable whose value counts do not satisfy a condition?
user_131242110
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2
1
1389
pandas data-cleaning categorical-data dataframe python
Group and sum data by common prefix from column value with different length prefixes and inconsistent delimiters in a Pandas dataframe
user_101855770
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2
1
604
pandas data-cleaning dataframe python
cleaning up dataframe column values with regex
user_114890410
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2
1
297
pandas data-cleaning python regex
summarize and spread by almost identical strings
user_35010470
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2
2
98
stringi dplyr tidyverse data-cleaning r
Separate words from numbers using VBA
user_65557740
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2
5
137
data-cleaning vba excel
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