dplyr

4481 Questions
Newest Active Unanswered Frequent
Score
View
Card Compact
keep first row after calculating difference between rows with dplyr::lag
user_66746980
•
2
1
152
dplyr lag r group-by
How to find the maximum value within each group and then recode all other values in the group as zero?
user_59161700
•
1
3
188
dplyr r
Construct JSON column from R dataframe columns
user_179792710
•
2
1
64
dplyr tidyverse dataframe r json
Expand dataset by count column in Dplyr
user_54367140
•
1
1
25
reshape2 dplyr tidyverse r
Create a column for each group when the other column changes
user_137914440
•
1
2
25
data.table dplyr r
compute row-wise summary statistics such as mean, max, min across columns sharing similar names using dplyr
user_28810100
•
3
2
105
dplyr r
How to create a single column from multiple?
user_51529070
•
4
2
57
dplyr dataframe r
Read in CSV files and Add a Column with File name
user_132169310
•
2
2
961
dplyr tidyverse csv r
in r dplyr select the first observation by group and create a list
user_84531230
•
1
3
89
group dplyr r
Counting and then summing string variable within specific time in long data frame
user_82015100
•
3
1
62
dplyr r
Hot Questions