/// <summary>
 /// Tries to get the value of the dimension
 /// </summary>
 /// <param name="repo">Repository</param>
 /// <param name="dimName">Name of the dimension</param>
 /// <param name="confName">Optional name of the configuration</param>
 /// <returns>Value of the dimension or NaN if dimension does not exist</returns>
 public static double TryGetDimensionValue(this IXDimensionRepository repo, string dimName, string confName = "")
 {
     if (repo.TryGet(dimName, out IXDimension dim))
     {
         return(dim.GetValue(confName));
     }
     else
     {
         return(double.NaN);
     }
 }
 /// <summary>
 /// Tries to set the value of the dimension
 /// </summary>
 /// <param name="repo">Repository</param>
 /// <param name="dimName">Name of the dimension</param>
 /// <param name="value">Value to set</param>
 /// <param name="confName"></param>
 /// <returns></returns>
 public static bool TrySetDimensionValue(this IXDimensionRepository repo, string dimName, double value, string confName = "")
 {
     if (repo.TryGet(dimName, out IXDimension dim))
     {
         dim.SetValue(value, confName);
         return(true);
     }
     else
     {
         return(false);
     }
 }