When referring to commands in tutorials, man pages, and articles I see authors use the backtick and single quote in this way:
I believe I have seen gcc denote points of failure ...
As I've learned to use Linux over the years, I've repeatedly come across the idiom of quoting commands with a leading backtick (`) and a following single quote ('), like so:
`rm -rf /tmp/foo/bar'
When bash is reporting a syntax error, it encapsulates the text which has raised the syntax error both with grave accent and with an apostrophe, like this: `...'. Any idea why?
Here's an example: