Tips'n Tricks->one liner: unix quoting with no qualifiers to stmnt that "This will print Hello oneliner in command line."
Nope; it will print the Hello oneliner on the command line ONLY so long as the CLI is nix-=ish.
PERL - Practical Extraction and Reporting Language
You do know that's a backronym, right?
Tutorial (again): "File Handling" ...
No example of 3 arg open?
First item is announcement of the site by an individual wasting huge amounts of resources here?
OTOH, you've done some neat stuff to render additional detail about examples, just for instance... So work on the content.