Gets the value that is stored at @key in @settings.
A convenience variant of g_settings_get() for doubles.
It is a programmer error to give a @key that isn't specified as having a 'double' type in the schema for @settings.
the key to get the value for
Return: a double
2.26
See Implementation
Gets the value that is stored at @key in @settings.
A convenience variant of g_settings_get() for doubles.
It is a programmer error to give a @key that isn't specified as having a 'double' type in the schema for @settings.