There are many ways to append text to files on Linux, but to add a lot of lines, a script is likely one of your better options, especially if you need to do this repeatedly.

Create multiple directories and files, and populate files with a shell script. (Linux, MacOS, and Windows) In this guide we'll be creating multiple directories and files, and add text to files with a ...

Choose a Bash or Python script if you need to perform a more complex substitution across multiple files or with additional logic. 6 Ways to Find and Replace Text in the Linux Terminal© Provided ...

The most common use cases of sed include operations like selecting text, substituting text, modifying an original file, adding lines to text, or deleting lines from the text. It can be used from the ...