Some commands that benifit you
How to search text in folder and sub-folders
// to search “httpclient” text in current and subfolders // -r is recursive and -l to list the file along with path.
$ grep -rl "httpclient" ./
// to search “httpclient” text in current and subfolders // -r is recursive and -l to list the file along with path.
$ grep -rl "httpclient" ./