Want to check if a perl module is installed on your system? There’s a oneliner for that! Here’s an example…
perl -e "use Text::CSV"… which would of course check if Text::CSV could be loaded. If it can, nothing will be printed. If not, you’ll get an error with some possibly useful information to figuring out why not.
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Disclaimer: Thoughts and opinions are my own, and do not reflect the views of any employer, family member, friend, or anyone else. Some links may be affiliate links, but I don't link to anything I don't use myself. You would think this should be self evident these days, but apparently not...