See perldoc -m lib (use lib 'DIR').

In your case, you'd use something like: 

use lib $ENV{'FOLDER'};
use gui::skills_gui;
use db::skills_db;

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Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
The "good enough" maybe good enough for the now, and perfection maybe unobtainable, but that should not preclude us from striving for perfection, when time, circumstance or desire allow.

In reply to Re: Using variables within use and package statement by BrowserUk
in thread Using variables within use and package statement by perl_devel

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