Using Application.cfm
The key to all of this high-tech magic is a special template file called Application.cfm that resides in a folder along with your application's templates and subfolders. Application.cfm is a lot like the .ini files used by many Windows applications, or the .conf files familiar to users of UNIX-based operating systems. It defines a set of parameters to be used throughout your application, including
The name of your application
Default variable values
Custom error pages
Data sources
Default style settings
Security settings
By creating an Application.cfm file to accompany your various template files, you can specify a set of values to be used by every template that resides in that folder, or folders below it in the directory tree. ...
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