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How to perform the equivalent of Excel countifs with multiple conditions in dplyr?
user_196577490
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1
1
86
countif dplyr dataframe r excel
How to create a column that allocates designated values among rows sharing the same characteristics in R dataframe?
user_196577490
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1
1
24
dplyr dataframe r
How to generate new variables from multiline variables in R
user_185367650
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3
6
59
r
Summarize specific word in data table in R
user_197090850
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1
3
114
r
Is there a simple way to generalize code which successfully fits a LASSO Regression to a single csv to n csvs in a file folder?
user_197474030
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1
1
42
lasso-regression reproducible-research r loops
Nested resampling (nested CV) with several metrics using tidymodels
user_112157670
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1
0
39
cross-validation tidymodels resampling r
In dplyr mutate, how do you use a variable to assign a new column name?
user_82016180
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2
1
37
dplyr r
Drop columns that match a pattern, with an exception
user_80716080
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1
1
31
r contains
How to uses pipes?
user_181853690
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2
1
43
r pipe
How to find rows of data.frame that matches a vector in R
user_33915490
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1
2
53
string-matching dataframe r
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