tibble could refer to an R class (tbl_df class), which is an improved data frame with stricter checking and better formatting. tibble could also refer to an R package providing functions to create and manipulate a tibble.
Questions tagged [tibble]
1309 questions
0
votes
1 answer
Create column of a tibble (or data frame) that contains a list from a long-format tibble
I have objects that have varying numbers of events at varying times. This is currently stored in a long format (using tibbles from library(tidyverse)) :
timing_tbl <- tibble(ID = c(101,101,101,102,102,103,103,103,103),
…
kazap
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- 3
0
votes
3 answers
Convert multiple characters vectors to factors on a tibble
I used read_csv() to import a file into R. Now I wish to convert various character vectors to factors. I used this code and it worked fine.
library(readr)
library(tibble)
activos_dic_2017$DESCRI_RIESGO <-…
Dennis Aguilar
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votes
1 answer
Turn list of different length vectors into a `tibble`
I currently have a list of character vectors that are different lengths. Like this:
list(
c('this','is','first'),
c('this','is','second','it','longer'),
c('this is a list','that is length 2')
)
I'd like to combine all the elements of each…
elliot
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votes
1 answer
cut() and label eveything in tibble by the same breaks and labels
I got a tibble that is 8984 times 155 where I need to cut() and label all all columns in the same way, i.e. using the same cut and the same labels to create a new labeled tibble. How do I do this in a simple way?
Here a 3 times 3 tibble to simulate…
Eric Fail
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1 answer
R - Creating DFs (tibbles) in a loop. How to rename them and columns inside, to include date? (I do it with eval(..), but is there a better solution?)
I have a loop, that creates a tibble at the end of each iteration, tbl. Loop uses different date each time, date.
Assume:
tbl <- tibble(colA=1:5,colB=5:10)
date <- as.Date("2017-02-28")
> tbl
# A tibble: 5 x 2
colA colB
1 …
phemark
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1 answer
Left join a list of irregular lists to a dataframe based on list names
Let's say I have a data.frame called countDF:
> countDF
date count complete
1 20180124 16 FALSE
2 20180123 24 TRUE
3 20180122 24 TRUE
4 20180121 24 TRUE
5 20180120 23 FALSE
6 20180119 23 FALSE
7 20180118 …
d8aninja
- 3,233
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- 60
0
votes
1 answer
Do you need to cast to data.frame in order to convert rownames before casting to tibble
I use a gene expression package that outputs a named matrix. In order to get this into a tibble, I always have to first cast it to a data.frame so that I can then convert the rownames. Is there a shorter way of doing this?…
kmace
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3 answers
Merging Tibbles, but overriding missing values
I'm joining the following two tibbles using full_join:
library(dplyr)
library(tibble)
tibble(id=c(1:2, NA), b = c("mouse", "cat", "fish"), c = 6:8) %>%
full_join(tibble(id=1:3, b = c("mouse", "", "fish"), c = 6:8))
This will give me:
A tibble:…
Nina
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- 7
0
votes
2 answers
Creating tibble or data frame of tibbles or data frames and other class
Is it possible to create a tibble or data.frame, which has columns that are integers and other columns that are tibbles or data.frames?
E.g.:
library(tibble)
set.seed(1)
df.1 <- tibble(name=sample(LETTERS,20,replace =…
dan
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0
votes
2 answers
Categorical Variables Table with Percentages in R
I have a series of categorical variables that have the response options (Favorable, Unfavorable, Neutral).
I want to create a table in R that will give the list of all 10 variables in rows (one variable per row) - with the percentage response…
Steve
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0
votes
1 answer
Join dataframe (tibble) with different column names
I'm looking for a dplyr solution to merge two df (or tibble) in dplyr, when they have the same langth, but different column names.
The solutions I found so far relate to a common column name, joined through the by = "" field.
The structure:
df1
A…
Christopher
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0 answers
Remove rowid (not rowname) from tibble
How can I remove the rowid from a tibble?
Example:
require(tibble)
tibble(x = letters[1:3],
y = letters[4:6])
# A tibble: 3 x 2
x y
1 a d
2 b e
3 c f
I want to remove 1,2,3.
Note I: the rowid…
Manuel R
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0 answers
How to add lists to a tibble
I am defining two functions as follows:
load <- function(rate, servicetime){
# Calculates Offered Load in Erlang
# rate: Rate of arrivals
# servicetime: Mean time for service
a = rate * servicetime
return(list(load = a, rate =…
fr3d-5
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- 27
0
votes
0 answers
R: Adding a title to a ggplot stored in a column of a tibble, based on another column
I have a nested tibble that stores data, a grouping variable and a plot illustrating the data.
Consider the following example:
library(dplyr)
library(tibble)
library(ggplot2)
test <- tibble(x=c(1,2), p=list(qplot(1), qplot(2)))
Column p are the…
Vertho
- 200
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0
votes
1 answer
Matching data with duplicates for self-update with different sources in R
I have a set of data with duplicates:
x <- tibble(num=c(1,2,3,2,5,5,8), alph=NA)
And separate sources giving their corresponding values.
y <- tibble(num=1:4, alph=LETTERS[1:4])
z <- tibble(num=5:10, alph=LETTERS[5:10])
Normally, one would use…
Sati
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