For those looking for a way to set persistent custom system and user variables, here are some guidelines for doing so in openSUSE and SLES / SLED.
Other Linux distributions follow a similar approach but the filenames can differ.

NOTE: Export is a command to be used to set your desired setting. Entering ' export ' on the command line will show you the environment variables that have been set. ' env ' will give you a complete list of your environment parameters.

Where and what to place?