override def add()

in core/src/main/scala/com/spotify/featran/FeatureBuilder.scala [230:247]


    override def add(name: String, value: Double): Unit = {
      indices(i) = offset
      values(i) = FloatingPoint[T].fromDouble(value)
      if (withNames) {
        namesBuilder += name
      }
      i += 1
      offset += 1
      if (indices.length == i) {
        val n = indices.length * 2
        val newIndices = new Array[Int](n)
        val newValues = new Array[T](n)
        Array.copy(indices, 0, newIndices, 0, indices.length)
        Array.copy(values, 0, newValues, 0, indices.length)
        indices = newIndices
        values = newValues
      }
    }