R cbind (column bind) is a function that combines specified vectors, matrices, or data frames by columns, creating a new…
The rbind() function combines R objects, such as vectors, matrices, or data frames, by rows. It stacks rows vertically. The…
The log() function calculates the natural logarithm (base e) of a numeric vector. By default, it calculates natural log, but…
When working with R in an interactive mode, you don't need to use any functions or methods to print the…
To calculate the sample variance (measurement of spreading) in R, you should use the built-in var() function. It calculates the…
The tryCatch() function acts as a mechanism for handling errors and other conditions (like warnings or messages) that arise during…
The grep() function in R searches for matches to a pattern within a character vector. It returns indices or values…
Whether you are reading or writing files via programs in the file system, it is necessary to check if that…
The zip() function creates a new zip archive file. You must ensure that the zip tool is available in your system…
When working with file systems, checking the directory or file existence is always better before commencing the operations. For a…