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→Creating & Executing Shell Scripts
<br>This sequence of characters (#!) is called '''shebang''' and is used to tell the operating system<br>which interpreter to use to parse the rest of the file. Reference: https://linuxize.com/post/bash-shebang/
The '''shebang line''' <u>must</u> appear on the '''first line''' and at the '''beginning''' of the shell script, <br>otherwise, it will be treated as a regular comment and ignored.
'''Setting Permissions & Running a Shell Script'''
