cdm/src/main/java/ucar/unidata/util/Format.java
private static void show2(double d, int dec_places) {
    System.out.println("Format.dfrac(" + d + "," + dec_places + ") == "
            + Format.dfrac(d, dec_places));
  }
private static void show2(double d, int dec_places) {
    System.out.println("Format.dfrac(" + d + "," + dec_places + ") == "
            + Format.dfrac(d, dec_places));
  }
Show the value of a double with specified number of decimal places

@param d          double value
@param dec_places number of decimal places