Here are three ways to remove the first row of a data frame in R: Using negative indexing Using dplyr::slice()…
The basename() is a base R function that extracts the last component (or the 'base name') of a file or…
To grow the list, you can add an element (numeric value, character vectors, other lists, data frames, or functions) at…
In R, unique() and subsetting with !duplicated() are efficient ways to remove duplicates. Duplicate elements in a vector refer to…
The best and most efficient way to remove rows from a data frame is using "negative indexing". It is a…
Transposing means switching rows to columns and columns to rows. It is a common operation in the matrix. The above…
Here are the two most prominent ways to select rows by single or multiple conditions in R: Subsetting with […
The length() function sets or gets the length of vectors or any other R object. vec <- 1:5 cat("The length…
Here are five ways to round numbers in R: Using round() Using signif() Using ceiling() Using floor() Using trunc() Rounding…
Here are the five ways to add single or multiple columns to a data frame in R: Using $ operator Using…