docs: public static void checkIfPowerOf2(final int v, final String argName) {
      if ((v > 0) && ((v & (v - 1)) == 0)) {
        return;
      }
      throw new SketchesArgumentException("The value of the parameter \"" + argName
          + "\" must be a positive integer-power of 2" + " and greater than 0: " + v);
    }