I have a use case where and I would like to obtain "test - hello 1...124. I am aware that I can use "gsub("[\r\n]", "", x)" for this specific case. ...

I have this line:msg = "Couldn't find column: #{missing_columns.map(&:inspect).join(',')}" that outputs: Couldn't find column: /firstname/i, /las ...

I'm trying to make the complementary sequence of a dna chain stored in a vector. It's supposed to change the "A" for the "T" and the "C" for the "G" a ...

I have the following file path to which i want to rename. The current path (for an example) is Downloads/strip/2022.dat and i wish to change this to D ...

the dataset that I work contains some numbers (usually up to 12) and I need to have all those numbers at the end: I tried doing sth like this with ...

So I have a large file like the following: I only want to modify the line with RESOURCETAGMAPPINGLIST and print the the other lines w/out modificat ...

I've been using the following to remove all characters before the last whitespace in R character strings: gsub(".*\\s", "", "Big Dog") returns "Dog" w ...

I have imported a data frame with huge variations the names of columns, random spaces and punctuation signs that I want to homogenize to get a uniform ...

I have a character vector of addresses which is formed by merging contents of two different vectors. A "%" separates the data in each observation, lef ...

Is there a way to remove the first n words of the column "content" when there are words present in the "keyword" column? I am working with a data fra ...

Beginner here: I have a dataframe with multiple columns that are currently strings that contain a $-sign and spaces and I want to turn them into numer ...

I'd like to replace the content of a column in a data frame with only a specific word in that column. The column always looks like this: I'd like ...

I have a vector of characters that looks like the table below, I would like to extract the dates from them and convert them as.Date. For example, row ...

I have a column named "edited_address" in a df named CB_Edit. In "edited_address" column there are a multitude of addresses. Some addresses include a ...

I have a long character vector (around 1800 elements, each element has one word = replace), which I want to replace with another long character vector ...

I have txt <- "{a} is to {b} what {c} is to {d}" key <- c(a='apple', b='banana', c='chair', d='door') fun <- function(x) key[x] and I woul ...

I would like to in this df replace all the strings containing A3 (e.g. A3,B) to just A3 without affecting A31 and A31,C? I’ve tried df$class <- ...

I've found interesting thing in ruby. Do anybody know why is behavior? tried '+'.gsub!('+', '\+') and expected "\\+" but got ""(empty string) ...

I have data as follows: I would like to remove the three consecutrive dots and the following number from these strings, how should I do this? I co ...

I have a dataframe as follows : How to remove all the characters after '_' which results in a dataframe as follows : ...