$0

What is $0?

stands for the first argument in Perl, and is the name of the script file.

unlink $0;

this line at the end in a perl script would remove the script file after its been executed.

Trickahead

1. A "Trick" and a "Chickenhead" together Gurl: I can't stand u!!! Boy: Shut up trickahead..

Feastin'

1. eating a large amount of food for a long period of time. See grubbin'. I haven't eaten all day, so don't bother me whil..

Gasheous Emission

1. Any member of the human race, excepting those born by caesarian section. The toxicity of the gasheous emissions varys greatly. "A..

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$0 Edit Meaning