r-faq

55 Questions
Newest Active Unanswered Frequent
Score
View
Card Compact
Save color gradient values in a R dataframe column
user_193144870
•
1
1
65
r-faq dataframe r
dplyr groups not working with dollar sign data$column syntax
user_161048420
•
2
1
120
summarize dplyr r-faq r group-by
How should I deal with "'someFunction' is not an exported object from 'namespace:somePackage'" error?
user_6800680
•
11
1
10006
r-faq r namespaces package
How to order data by value within ggplot facets
user_83916980
•
13
1
3415
facet-grid facet ggplot2 r-faq r
How to debug "contrasts can be applied only to factors with 2 or more levels" error?
user_80402630
•
56
3
138207
glm lm regression r-faq r
R: How to split a data frame into training, validation, and test sets?
user_45613140
•
24
7
68156
r-faq training-data machine-learning r
How to find all functions in an R package?
user_21551790
•
36
6
5021
r-faq r
Generate a dummy-variable
Pantera_25528070
•
93
17
346555
r-faq r
Select rows from a data frame based on values in a vector
user_14616670
•
96
3
275485
subset r-faq r
Reshape multiple value columns to wide format
user_12336610
•
33
5
48798
reshape r-faq r
Hot Questions