4 ms·

I've always known them as environment variables. No, I wouldn't say so. They're not that difficult to find results for. Especially if you wrap around as a stri

I've always known them as environment variables. No, I wouldn't say so. They're not that difficult to find results for. Especially if you wrap around as a string literal, e.g. bash "$DISPLAY"

vacri 13y ago
$? $$ $! $_ ...
- anoncow 13y ago
  I had a tough time searching when I came across that for the first time. Then I searched for bin/sh.