Conclusion Linux provides powerful command-line tools, such as grep and find, to assist you in searching and finding files based on specific text strings. These tools enable you to quickly locate ...

The `grep` command is generally used to find files whose contents match a pattern. With the `-L` (`--files-without-match`) flag, `grep` can be used to find files that don't match the given pattern.

2 Wrap-Up Manipulating strings by defining separate portions and then using them together can make using the strings in scripts more convenient when only small portion of the text is likely to vary.