How to remove consecutive duplicate characters?

I'm new to R and have no background in programming. My problem is I have data like this: In the "path" column, I ...

create gradient filled arrow in base R?

I am looking for a way to add an arrow to a plot in base R, such that the arrow will be filled with a grey-gradient ...

Referencing a 'hand-made' table using bookdown package?

I'm trying to reference a table using the bookdown package. In the documentation for tables, the author only shows h...

Side by Side histograms in the Same Graph in R??

This should actually be really simple but I'm having a really hard time finding a solution to this problem. I have ...

side-by-side histogram with different data size | R using ggplot2?

I was working with ggplot2 and especially histogram, I have 3 different histograms each with different size (1st: n ...

R Visualize many 3D boxes inside a big box?

I would need to somehow make an interactive visualization of a 3D box contain many 3D boxes inside it. My first cru...

How do I perform an image warp or transformation from one coordinate system to another for a barrel distorted image??

I have used this question to help me come up with an undistorted coordinated system of an image. Now, I'm not sure h...

'externalptr' error in R using XML data?

I am working with some XML data in R and running into errors regarding type 'externalptr'. 1) I get the following...

Marking specific tiles in geom_tile() / geom_raster()?

Let's say I have a data.frame like this: df <- matrix( rnorm(100), nrow = 10) rownames(df) <- LETTERS[1:10] m...

Adding logos/images to the side of a data table?

I have searched for a way to create a table with logos/images as a column of a data table. I've attached an image of...

Equation-driven smoothly shaded concentric shapes?

Background Looking to create interesting video transitions (in grayscale). Problem Given equations that represent...

R: How can I annotate a ggplot with a text box??

I am looking to add a small white text box, with custom text in the body of my ggplot plot. The text I want to add i...

Extracting Zip+CSV file from attachment w/ Image in Body of Email?

I receive daily emails where there is an attachment containing 1 zip file containing 1 csv file. In the body of my...

plot a heatmap with a third dimension?

I would like to plot a heatmap like this I know how to do a normal heatmap in R but am unsure how the 3D componen...