Will be recreated if last version wasn't modified. This is decided to include loading shared libraries or packages. The code sections are stored under the Code preference section. Help Buttons in question dialogs Preferences. Image history is updated past loading a project.
Font history is updated past loading a project.
The Proc and Simple Code model uses a global Message Catalog. The Message Files are searched in the same directory. The Message Catalog is used to fill the Tk option database. You can implement and use your own function to load text items with the new Tcl Code facillity. Built-in Support for Tcl Code.