On 2013-11-26, Randy Barlow <[email protected]> wrote:
> On Tue, 26 Nov 2013 11:52:10 +0100
> Hinnerk van Bruinehsen <[email protected]> wrote:
>> There are some other options of "nesting" as well. You can use
>> backticks "`" or $(...) to run a command "inside" another. An example
>> would be emerge `qlist -CI x11-drivers` (or the equivalent emerge
>> $(qlist -CI x11-drivers) ) . This would run "qlist -CI
>> x11-drivers" (lists installed packages of the category x11-drivers)
>> and use this output for emerge (which will effectively result in
>> reinstalling every package from the x11-drivers category).
>
> As I understand it, the $(...) syntax is the preferred way of nesting,
> as opposed to backticks. I think this may be due to backticks requiring
> some special escaping that the $(...) syntax does not require.
AFAIK, it's entirely for readability. In some fonts, it's almost
impossible to tell back tics from forward tics. And at some eyeball
ages it's possible to completely miss both when reading quickly...
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