plyr

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Update values in next row if condition is met
user_72079870
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2
2
1223
dplyr plyr r
summarise wtd.quantile by group
user_74488860
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4
2
2702
hmisc dplyr plyr r
Easily check whether an objective was recorded in other variable?
user_48061210
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3
2
86
data.table dplyr plyr dataframe r
Sum by aggregating complex paired names in R
user_39025090
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3
2
44
dplyr plyr r
plyr / video not autoplaying when 2 vimeo videos on the same page
user_10053350
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3
1
3340
plyr.js plyr video jquery javascript
Finding time differences of requested pair of pages in a web access session
user_87002830
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3
1
41
dplyr plyr r
Referencing data in leading rows
user_59054250
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3
2
64
data.table dplyr plyr r
Return value based on finding closest value between other two columns in df
user_35165860
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4
1
1374
plyr match dataframe r
Use ifelse and is.null to test for NULL values
user_21051560
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3
4
7649
plyr r
Summarizing data in table by group for each variable in r
user_70487600
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3
2
192
dplyr plyr aggregate r
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