SpecialExpressionAutoComplete (Magic xpa 3.x)
Defines whether the list of suggested functions will open automatically when using the Expression Editor.
When this flag is set to Y, the list of suggested functions will open automatically after typing any character, and also after pressing Ctrl+Space.
When this flag is set to N, the list of suggested functions will not open automatically and the right parenthesis will not be added automatically when typing the left parenthesis of a function. The list of suggested functions will only open after pressing Ctrl+Space, in which case the right parenthesis will be added automatically if the function does not have an argument.
Valid values: Y,N
Default value: Y
Since version: 3.2a