code: void setField(int element, int field, int value) {
  		assert(m_buffer[element >> m_blockPower][(element & m_blockMask) + 1] != -0x7eadbeed);
  		m_buffer[element >> m_blockPower][(element & m_blockMask) + field] = value;
  	}
docs: Sets the given field of the element.