tidyverse Questions
5
Solved
I have a dataset like this:
data <- read.csv(text = "foo,bar
a,b
a,a
b,c
c,a
c,b")
I want to compute a table that tells me in how many rows every possible value appears, so something ...
1
I study R with R Cookbook 2nd edition. in 4.6 Reading Fixed-Width Records,
I typed code as written in book.
but my code doesn't work like book
Fisher R.A. 1890 1962
Pearson Karl 1857 1936
Cox Gertr...
6
Solved
I have the following data frame that looks like this (3 columns as list).
A tibble: 14 x 4
clinic_name drop_in_hours appointment_hours services
<chr> <list> <list> <list>...
6
I have the following list of list. It contains two variables: pair and genes. The contain of pair is always vector with two strings. And the variable genes is a vector which can contain more than 1...
1
In this SO Question bootstrapping by several groups and subgroups seemed to be easy using the broom::bootstrap function specifying the by_group argument with TRUE.
My desired output is a nested ti...
Middle asked 4/10, 2019 at 10:18
6
Solved
Here is my toy dataframe.
df <- tibble::tribble(
~var1, ~var2, ~var3, ~var4, ~var5, ~var6, ~var7,
"A", "C", 1L, 5L, "AA", "AB", 1L,
"A", "C", 2L, 5L, "BB", "AC", 2L,
"A", "D", 1L, 7L, "AA",...
Diao asked 1/11, 2018 at 20:2
1
Solved
I would like to do a resampling on a dataset by group (name column). For example:
names <- c(rep("a", 3), rep("b", 3), rep("c", 3))
test <- tibble(name = names,...
10
I frequently need to recode some (not all!) values in a data frame column based off of a look-up table. I'm not satisfied by the ways I know of to solve the problem. I'd like to be able to do it in...
Proceed asked 13/4, 2021 at 19:50
3
Solved
Another seemingly easy task where purrr::map2 is giving me a hard time.
I have a list of data frames and I have a vector of column names. I now want to rename a certain column in each of the data f...
2
Solved
When attempting to install tidyverse in R studio on fedora tidyverse's dependencies wont install
Warning in install.packages :
installation of package ‘googledrive’ had non-zero exit status
ERROR: dependencies ‘curl’, ‘gargle’, ‘googledrive’, ‘httr’, ‘ids’ are not available for package ‘googl...
5
Solved
strong textI keep encountering problems with installing tidyverse package, which preventing me from implementing many text processing tasks. The problem is the same as those mentioned in many previ...
3
Solved
I have a data frame that looks like this. It contains the sunflower seed productivity of each country.
I want to add next to this data polygon data so I can plot it with ggplot2.
I was told to use ...
4
Solved
I have a large dataset that looks like this. I was wondering if there is a clever
way to apply a t-test, in each row, aka gene, and compare the counts between humans and mice.
I want to compete in ...
Selene asked 15/1, 2023 at 17:45
5
Solved
When doing data analysis, I sometimes need to recode values to factors in order to carry out groups analysis. I want to keep the order of factor same as the order of conversion specified in case_wh...
Brobdingnagian asked 30/3, 2018 at 10:5
2
Solved
I have a tibble that includes some list-columns.
library(dplyr)
df <- structure(
list(ID = 1:5, V1 = list(1.71, -0.59, 0.73, -0.93, 0.18),
V2 = list(-0.08, c(0.59, 0.87), -1.87, -1.38, 0.83),...
2
When I load tidyverse [or type tidyverse_conflicts()] a warning message appears telling me there is a conflict between two functions dplyr::filter() and dplyr::lag(). How can we avoid such conflict...
2
Solved
I'd like to use mutate function from the tidyverse to create a new column based on the old column using only a data frame and strings, which represent column headers, as inputs.
I can get this to...
3
I want to find rows in a dataset where the values in all columns, except for one, match. After much messing around trying unsuccessfully to get duplicated() to return all instances of the duplicate...
3
Solved
EDIT: The accepted answer has helped the scales fall from my eyes; this change is an improvement and not annoying after all.
In the help file for table, it is now written:
Non-factor arguments ...
3
Solved
I have the following strings:
x <- "??????????DRHRTRHLAK??????????"
x2 <- "????????????????????TRCYHIDPHH"
x3 <- "FKDHKHIDVK????????????????????TRCYHIDPHH"
x4...
2
I am working with cost data for a retailer, where I am making some predictions using gam that look as follows (sample data, self-generated). The GAM fits values in the middle, but has some NAs at t...
3
Solved
tidyr::fill() isn't filling values in my tibble. Here is a reprex:
library(tidyverse)
library(googlesheets4)
url <- "https://docs.google.com/spreadsheets/d/1q5gdePANXci8enuiS4oHUJxcxC13d6bjMRS...
3
I have the following function, which basically check for percentage of the matching positions of two strings:
library(tidyverse)
calculate_sequ_identity <- function(sequ_1 = NULL, sequ_2 = NULL)...
6
Solved
I want to select columns and rename them based on the names of the columns which I keep in a separate dataframe.
This is the original dataset:
df <- tribble(
~year, ~country, ~series1, ~series2...
3
Solved
I would like to obtain a generic formula to arrange dataframes with a varying number of columns.
For example, in this case the dataframe contains "categ_1, categ_2, points_1, points_2":
...
Reunion asked 4/10, 2022 at 6:39
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