[Cialug] cat -A... what do those characters mean?

Todd Walton tdwalton at gmail.com
Thu Jul 11 17:48:51 UTC 2019


So, at least part of it is called "caret notation", according to
Wikipedia. It means "take the binary ASCII string that represents this
character, flip the most significant bit, and then look up the
character that the new bit string represents".

With ^H, "H" is decimal 72 in the ascii table, which is binary
1001000. Flip the significant bit, the leftmost, and you get 0001000,
which is decimal 8, which is <backspace> in the ascii table. ViolĂ .
Caret notation.

Now, where is "+^Ho" defined as a bullet?

--
Todd


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