Before jumping into the creation and management of applications, the basic terms should first be explained and understood.
A process is defined as a program in execution
A process name is therefore the program’s name/identification
Here are a couple examples of process name expressions:
Note: you can have more than one process name assigned to a particular application.
A process resource is defined as a program’s source
This is the URL where the program can be found and tracked. So when that URL is used/opened, then the system knows that that application is being used and tracks its usage on your device.
Here are a couple examples of process resource expressions:
The application expression is the text (the process resource or name) of the application that you fill in when creating a new expression
Therefore the application expression is dependant on the type of expression.
As taken from above, these are seen as the application expressions:
If you require more information, click on the links below.
https://en.wikipedia.org/wiki/Regular_expression
https://regexone.com/
https://www.codecademy.com/learn/introduction-to-regular-expressions/modules/intro-to-regex