Category "r"

kableExtra: Vertical alignment not working in PDF output with many columns

I would like to align all columns in a kableExtra table to the top. The valign = "top" option does not seem to solve the issue here. Also, the third column is

Reference Cell value assign in particular cell

Is it possible to get this output in R? =INDIRECT((CONCATENATE(V4, AH4)),TRUE)

R Shiny: downloadHandler - problem in content argument

I have a Shiny App and want to download a plot as png using a downloadButton and the command "downloadHandler". As you can see in the code below it should use i

How can I use magrittr pipe (%>%) in my package?

I am trying to create a package ("packagename") to host some custom R functions and R markdown templates. I am trying to use magrittr pipe in one of the functio

R: identifying cases where the row contains more than one character from a list

I'm working on a large dataset where I need to create a new column and assign appropriate labels. So for instance, I have rows containing a mixture of fruits an

R: How to randomly sample one value from each column and bootstrap

I have 18 columns and 100 rows, where columns stand for 18 students and rows stand for their grades in 100 exams. Here is what I want: for each student, I want

Vectorised argument for a function in R. The function gives out multiple data frames, whereas I'd like it to output only one

I'd like to compute trimmed mean for each trimming proportion alpha, and then see which trimming proportion gives the minimal variance of the trimmed means, whe

fastshap: Error in UseMethod("explain") : no applicable method for 'explain' applied to an object of class "xgb.Booster"

After fitting a xgboost model (model_n) I try to run the code below to obtain shap-values, where trainval is a dataframe with my traindata without the Y variabe

Concatenate strings with quotation marks separated by commas

I want to write a function that concatenates multiple strings into one one string, but each part is marked with quotation marks and separated by a comma. The fu

How to read multiple files with specific character or number using a loop in R

I have a directory with a bunch of .tif files like: tnt_xxx_2015.tif, tnt_xxx_2016.tif, tnt_xxx_2017.tif......tnt_xxx_2100.tif. 'tnt' is one of the variable nam

Unexpected behavior with n_distinct inside pipe

I am trying to use the n_distinct function from dplyr inside a pipe in a function and am finding it to be sensitive to my choice of syntax in a way I didn't exp

How to create columns from anothers columns?

I want to built a dataframe like df2 from df1, looking always for the name of the column where the value is closet to 0: Where clossets_1 - closer value to 0 of

R How can I substract date time rows from each other dependent on Participant ID?

Starting with disclaimers here: I am completely new to R and have already read other questions & answers here concerning similar topics but can't seem to fi

from one language to another : I currently have a program in R, but I need to convert it in Python

I am already familiar with the possibility to "call" some R functions from python, but what I'm looking for is a way to convert R code to Python code. I doubt t

How to adjust the ratio of my x axis in my line graph in r?

I am creating a line graph in R using ggplot2. So far the graph is looking fine (I am relatively new to all this), but I have run into an issue trying to adjust

dplyr: Replace multiple values based on condition in a selection of columns

I try to conditionally replace multiple values in a data frame. In the following data set, I want to replace in columns 3:5 all values of 2 by "X" and all value

When i use GetReportData from the Package ‘RGoogleAnalytics’, the data stop being fetched after sometime

When i use GetReportData from the Package ‘RGoogleAnalytics’, the data stop being fetched after sometime. E.g If the data to be fetched has 100,000

Is `RefManageR` the new `citr` package in R?

I konw that's kind of a meta question but here it is: Is RefManageR the new citr package in R? I am using citr since 1 year now and I just realized that it is n

How to find AR,MA,ARIMA.ARMA,SARIMA,SARMA of a time series data in r

library(readxl) export1 <- read_excel("C:/Users/Hazeeb/OneDrive/Desktop/data/export1.xlsx") View(export1) class(export1) #> [1] "tbl_df" "tbl"

Styling of Ms Word not working in R Markdown

Have tried styling MS Word document from the markdown but I don't seem to get it write. What could I not be doing right? Below is the code --- title: "Test Docu