7 Answered Questions

[SOLVED] dplyr - mutate: use dynamic variable names

  • 2014-09-23 19:51:15
  • Timm S.
  • 65716 View
  • 109 Score
  • 7 Answer
  • Tags:   r dplyr r-faq

5 Answered Questions

[SOLVED] Gather multiple sets of columns

6 Answered Questions

5 Answered Questions

[SOLVED] Summarizing multiple columns with dplyr?

  • 2014-02-08 10:27:10
  • Daniel
  • 133514 View
  • 131 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
  • 10644 View
  • 36 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
  • 96806 View
  • 652 Score
  • 3 Answer
  • Tags:   r data.table dplyr

3 Answered Questions

[SOLVED] Combine Multiple Columns Into Tidy Data

  • 2015-02-25 21:03:02
  • Tom O
  • 1968 View
  • 5 Score
  • 3 Answer
  • Tags:   r dplyr tidyr

3 Answered Questions

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

6 Answered Questions

[SOLVED] Extract a dplyr tbl column as a vector

5 Answered Questions

[SOLVED] Getting the top values by group

  • 2015-01-04 13:36:19
  • Richie Cotton
  • 52843 View
  • 61 Score
  • 5 Answer
  • Tags:   r data.table dplyr

5 Answered Questions

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

9 Answered Questions

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

  • 2014-01-18 19:26:51
  • sharoz
  • 74266 View
  • 135 Score
  • 9 Answer
  • Tags:   r dplyr

1 Answered Questions

[SOLVED] R spreading multiple columns with tidyr

  • 2015-06-02 09:22:39
  • Ricky
  • 59355 View
  • 79 Score
  • 1 Answer
  • Tags:   r dplyr tidyr

4 Answered Questions

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

  • 2015-02-18 00:46:08
  • eflores89
  • 6533 View
  • 6 Score
  • 4 Answer
  • Tags:   r unique plyr 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
  • 36648 View
  • 58 Score
  • 7 Answer
  • Tags:   r dplyr

5 Answered Questions

[SOLVED] Remove duplicated rows using dplyr

  • 2014-04-09 10:22:39
  • Nishanth
  • 81680 View
  • 101 Score
  • 5 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
  • 205463 View
  • 123 Score
  • 4 Answer
  • Tags:   r filter dplyr

6 Answered Questions

[SOLVED] Relative frequencies / proportions with dplyr

4 Answered Questions

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

  • 2014-11-03 22:06:11
  • Ajar
  • 19740 View
  • 44 Score
  • 4 Answer
  • Tags:   r dplyr

7 Answered Questions

[SOLVED] Select first and last row from grouped data

  • 2015-07-21 01:41:30
  • tospig
  • 59733 View
  • 100 Score
  • 7 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
  • 62544 View
  • 106 Score
  • 6 Answer
  • Tags:   r plyr dplyr

5 Answered Questions

[SOLVED] dplyr mutate rowSums calculations or custom functions

  • 2014-12-08 09:15:09
  • leoluyi
  • 28477 View
  • 49 Score
  • 5 Answer
  • Tags:   r dplyr

3 Answered Questions

[SOLVED] dplyr: How to use group_by inside a function?

  • 2014-02-16 17:52:14
  • Emilio Torres Manzanera
  • 16340 View
  • 41 Score
  • 3 Answer
  • Tags:   r dplyr

1 Answered Questions

[SOLVED] Reverse stacked bar order

4 Answered Questions

[SOLVED] Replace NA with previous or next value, by group, using dplyr