If you're new to Linux, there's a very handy file you'll want to learn about right away. Jack Wallen introduces you to the hosts file and how to add entries to it.

It's easy to add a few lines of text to files on Linux, ... This post describes some of the commands you can use and the problems and ... 18 essential commands for new Linux users. Apr 22, 2025 ...

grep -rni "text string" /path/to/directory -r performs a recursive search within subdirectories.-n displays the line number containing the pattern.-i ignores the case of the text string. The above ...