docs(head-and-tail): add google and man reminder in doc

2 years ago · 75dc52bec5
1 changed files with 4 additions and 1 deletions
--- a/subjects/head-and-tail/README.md
+++ b/subjects/head-and-tail/README.md
@ -47,4 +47,7 @@ $tail -1 file
 $
 ```

-May you will need to use `pipe (|)` and "&&".
+May you will need to use `pipe (|)` and `&&`.
+
+> You have to use Man or Google to know more about commands flags, in order to solve this exercice!
+> Google and Man will be your friends!