data-manipulation

388 Questions
Newest Active Unanswered Frequent
Score
View
Card Compact
Using Python: How to divide two different indicators (amount and exchange rate) in case two attributes match (Country AND date)?
user_169081580
•
1
1
71
pandas data-manipulation dataframe csv python
Sum of lag functions
user_157885930
•
1
1
38
data-manipulation r sum
Loop Over Multiple Environment Objects R
user_128556730
•
4
3
247
janitor dplyr data-manipulation r
Remove Rows occurring after a String R Data frame
user_128556730
•
2
4
398
dplyr data-manipulation r
Simulating Dice Rolls in R
user_132038410
•
5
3
4573
probability data-manipulation r average loops
base::ifelse() within dplyr::arrange() for conditional arrangement of grouped rows
user_94940440
•
4
4
246
dplyr data-manipulation r
Pivot all columns wider (except ID columns) using pivot_wider() in R/tidyverse
user_20295270
•
2
1
1082
tidyr tidyverse data-manipulation dataframe r
How to flatten a hierarchical data structure given parent child relationships in R
user_25724230
•
2
3
435
tidyr hierarchical data-manipulation hierarchical-data r
Wide a dataframe and insert missing columns
user_157938560
•
2
3
202
tidyr dplyr tidyverse data-manipulation r
Turn specific row values into columns using R
user_167166760
•
1
2
148
reshape2 melt data-manipulation r
Hot Questions