====== BASH - Files - Display uncommented lines of a file ======

To list only the uncommented lines of a file:

<code bash>
grep -v ^# file.conf | grep -v ^$
</code>

where:

  * **"grep -v ^#"** means list out everything that do not start with #.
  * **"grep -v ^$"** means list out everything that do not start with blank space.