Solved 1)Arguments to a script #!/bin/bash # example of | Chegg.com
echo command in Linux with Examples - GeeksforGeeks
debugging - How to debug bash script? - Ask Ubuntu
GitHub - Gruppio/Echolor: The most colorful echo command .................. Tags: color colors Color Colors colour colours shell Shell bash script hacker cool awesome unix linux mac osx swift rainbow image output print
How to append to file on bash shell command line - Linux Tutorials - Learn Linux Configuration