Category "r"

How can I draw a similar graph with ggplot2 to find the difference between two works？

I am reading the book Text Mining with R: A Tidy Approach by Julia Silge & David Robinson to try to find the difference between two works, and not the three

Add additional labels from a DataFrame to a facet_grid with existing label

I have a set data that I need to add to levels of labels. One on a single chart within the facet grid, and one from a small dataframe with entries for for each

Why is updateTabsetPanel running last inside an observeEvent?

I am looking to: Insert UI elements Update UI elements Run a long calculation All after pressing one button. Example app: #EXAMPLE APP---- #Libraries---- librar

r Caret Package - GLM - ERROR In Ops.factor(y, 0.5) : ‘-’ not meaningful for factors

I have following simplified dataset as example: > str(one_year_before) 'data.frame': 3359 obs. of 3 variables: $ Default_status : Factor w/ 2

why ggplot and geom_tile create lines on the map?

Data: https://github.com/yuliaUU/data/blob/main/test.csv griddf <- read_csv("test.csv") create a map: world <- rnaturalearth::ne_countries(scale = "medi

How to solve a math sequence in R?

EDIT: I could not come up with a more precise question title but please let me know what better title I could use, thanks! I have a "basic" math problem that I

Create separate DF with data from original - remove original data at same time

I am trying to move test DF data to test2 DF data in one code chunk - Right now, I have this going as two separate code chunks - the top one creates the test2 d

Fill in missing variables of family relationship matrix

I have a dataframe of family relationships (parent, child, spouse, etc.) which is partially filled as per example below. I am trying to use R to fill in the mis

How do I deal with special characters like \^$.?*|+()[{ in my regex?

I want to match a regular expression special character, \^$.?*|+()[{. I tried: x <- "a[b" grepl("[", x) ## Error: invalid regular expression '[', reason 'M

How to subset text from a word docx AFTER a matching phrase

I would like to subset text from an original word docx ("original.docx") into a new word docx ("desired.docx"), AFTER the match of the phrase "Drop Text Before

Merging sheets (2) from multiple excel workbooks in one while using information from sheet (1)

I have 200 workbooks (1 per subject) with two sheets each. I was able to merge all sheets 1 and all sheets 2 in two separate data frames using the following scr

R : How loop a function creating named dataframes according to dataframes contained in a list passed in argument?

I made a function that takes a dataframe as argument, and creates two dataframes in output according to a threshold value of one of the columns. These 2 output

R Objects not in global environment in VS Code

I am trying to use VS Code to run R. When I open R terminal in VS Code, I cannot find R icon on the left most column. I created a .r file, loaded that into VS

R 4.2.0: write.table() "clipboard-1024" copies only columns name

I used write.table(mat, "clipboard-1024", sep="\t", row.names=FALSE) to copy from R to Excel in previous versions. After updating to 4.2.0 it copies columns nam

How do I pass arguments to srvyr inside of a function?

so I'm using srvyr to calculate survey means of a variable (y) from a survey object, grouping by a categorical variable (x) from that same survey object, and th

How to check if values in first dataframe are contained or match values in another dataframe

I am using R to work with some dataframes. My issue is related on how to check if values in a variable in a first dataframe match with values in another datafra

Getting data from another column from a row where a different variable matches

Minimal working example: library(dplyr) df = data.frame(group_id = c("G1","G1", rep("G2",8)), prod_id = c(1,2,5,6,7,8,9,10,11,12),

how can I use if condition inside the loop in r

I defined a function creates 3 random numbers from 1 to 36, and I allowed repetition. I want to test how many times I can get three same numbers in one hand in

Shiny Error: replacement has 2 rows, data has 1

I am trying to create a Shiny app, in which users can select an "option" in the drop-down box(created using selectInput) and Shiny will display the data table a

gganimate does not work properly in combination with geom_area

I would like to animate a ggplot with gganimate using geom_area with different values for the years between 2000 and 2050. However, for some reason if I include

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