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The warning message in the title appears during the installation of packages (invoking Perl) and it’s due to missing locales being set not. The full message looks like the following one:
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_CTYPE = "UTF-8",
LANG = "en_GB.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to a fallback locale ("en_GB.UTF-8").
locale: Cannot set LC_ALL to default locale: No such file or directory
As shown in the Remove all blank lines using Vim post :g command is what we are looking for. For example, to remove all lines containing the string “TO REMOVE” we have to issue the...