public TArticleData Get(long id)
 {
     if (!Datas.ContainsID(id))
     {
         return(null);
     }
     return(Datas.Get(id));
 }
 public T Get <T>(long id) where T : TDBaseArticleData
 {
     if (!Datas.ContainsID(id))
     {
         return(default);