7 Answered Questions

[SOLVED] dplyr - mutate: use dynamic variable names

  • 2014-09-23 19:51:15
  • Timm S.
  • 70627 View
  • 113 Score
  • 7 Answer
  • Tags:   r dplyr r-faq

5 Answered Questions

[SOLVED] Gather multiple sets of columns

6 Answered Questions

5 Answered Questions

[SOLVED] Extract row corresponding to minimum value of a variable by group

5 Answered Questions

[SOLVED] Summarizing multiple columns with dplyr?

  • 2014-02-08 10:27:10
  • Daniel
  • 141557 View
  • 135 Score
  • 5 Answer
  • Tags:   r dplyr aggregate

2 Answered Questions

5 Answered Questions

[SOLVED] How to create a lag variable within each group?

6 Answered Questions

[SOLVED] Replace missing values (NA) with most recent non-NA by group

  • 2014-04-28 11:42:02
  • Peter S
  • 11374 View
  • 37 Score
  • 6 Answer
  • Tags:   r dplyr

3 Answered Questions

[SOLVED] data.table vs dplyr: can one do something well the other can't or does poorly?

  • 2014-01-29 15:21:45
  • BrodieG
  • 101020 View
  • 665 Score
  • 3 Answer
  • Tags:   r data.table dplyr

4 Answered Questions

[SOLVED] Is there a dplyr equivalent to data.table::rleid?

3 Answered Questions

[SOLVED] Combine Multiple Columns Into Tidy Data

  • 2015-02-25 21:03:02
  • Tom O
  • 2027 View
  • 5 Score
  • 3 Answer
  • Tags:   r dplyr tidyr

5 Answered Questions

[SOLVED] Can dplyr package be used for conditional mutating?

6 Answered Questions

[SOLVED] Extract a dplyr tbl column as a vector

9 Answered Questions

[SOLVED] Group by multiple columns in dplyr, using string vector input

  • 2014-01-18 19:26:51
  • sharoz
  • 76008 View
  • 137 Score
  • 9 Answer
  • Tags:   r dplyr

7 Answered Questions

[SOLVED] dplyr filter: Get rows with minimum of variable, but only the first if multiple minima

  • 2014-01-23 12:40:20
  • Felix S
  • 38138 View
  • 59 Score
  • 7 Answer
  • Tags:   r dplyr

1 Answered Questions

[SOLVED] R spreading multiple columns with tidyr

  • 2015-06-02 09:22:39
  • Ricky
  • 63807 View
  • 81 Score
  • 1 Answer
  • Tags:   r dplyr tidyr

5 Answered Questions

[SOLVED] Getting the top values by group

  • 2015-01-04 13:36:19
  • Richie Cotton
  • 56577 View
  • 67 Score
  • 5 Answer
  • Tags:   r data.table dplyr

4 Answered Questions

[SOLVED] Unique rows, considering two columns, in R, without order

  • 2015-02-18 00:46:08
  • eflores89
  • 6649 View
  • 6 Score
  • 4 Answer
  • Tags:   r unique plyr dplyr

5 Answered Questions

[SOLVED] Remove duplicated rows using dplyr

  • 2014-04-09 10:22:39
  • Nishanth
  • 85218 View
  • 104 Score
  • 5 Answer
  • Tags:   r dplyr

6 Answered Questions

[SOLVED] dplyr: "Error in n(): function should not be called directly"

6 Answered Questions

[SOLVED] Applying a function to every row of a table using dplyr?

  • 2014-02-16 23:21:25
  • Stephen Henderson
  • 65285 View
  • 107 Score
  • 6 Answer
  • Tags:   r plyr dplyr

8 Answered Questions

[SOLVED] Select first and last row from grouped data

  • 2015-07-21 01:41:30
  • tospig
  • 64427 View
  • 104 Score
  • 8 Answer
  • Tags:   r dplyr

4 Answered Questions

5 Answered Questions

[SOLVED] How to number/label data-table by group-number from group_by?

4 Answered Questions

[SOLVED] Filtering row which contains a certain string using dplyr

  • 2014-04-03 22:15:15
  • Gianluca
  • 221565 View
  • 133 Score
  • 4 Answer
  • Tags:   r filter dplyr

6 Answered Questions

[SOLVED] Relative frequencies / proportions with dplyr

5 Answered Questions

[SOLVED] What does %>% function mean in R?

4 Answered Questions

[SOLVED] standard evaluation in dplyr: summarise_ on variable given as a character string

  • 2014-11-03 22:06:11
  • Ajar
  • 20420 View
  • 44 Score
  • 4 Answer
  • Tags:   r dplyr

6 Answered Questions

[SOLVED] Pass arguments to dplyr functions

4 Answered Questions

[SOLVED] dplyr left_join by less than, greater than condition