Sets key in settings to value.
A convenience variant of g_settings_set() for string arrays. If
value is NULL, then key is set to be the empty array.
It is a programmer error to give a key that isn't specified as
having an array of strings type in the schema for settings.
Since 2.26
Sets key in settings to value. A convenience variant of g_settings_set() for string arrays. If value is NULL, then key is set to be the empty array. It is a programmer error to give a key that isn't specified as having an array of strings type in the schema for settings. Since 2.26