variables

        evvsubst – substitute variables in text in shell
        
       2015/07/09 
        
      First you need to install gettext, which by the way might be already installed, however you can install with
dnf install gettext Details of the package:
[…] Usage examples:

        bash refer parameters from the current command
        
       2014/09/15 
        
      In bash you can use
!#
to refer to any parameter from the current command, example:

        Checking the links to your site (from affiliates) using cron and bash script.
        
       2010/05/27 
        
      If you have some affiliate links and are concerned about their presence then you can setup <a class="zem_slink freebase/guid/9202a8c04000641f80000000045c9c5b" title="Cron" …