Just playing, may not work in your character set:

perl -le "while(1){$a=$a?$a:ord'a';print chr$a;$a=++$a%ord'{';sleep 1}
+"

[download]

This probably will though

perl -le "$_='x';while(1){s/aa/a/;print$_++;sleep 1}"

[download]

Cheers,
R.

Pereant, qui ante nos nostra dixerunt!

In reply to Re: 2 basic questions by Random_Walk
in thread 2 basic questions by Anonymous Monk

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