Improve Tag.toString().

     */

     */

    @Override

    @Override

    public String toString() {

    public String toString() {

        StringBuilder sb = new StringBuilder("TAG ")

        StringBuilder sb = new StringBuilder("TAG: Tech [");

            .append("uid = ")

        String[] techList = getTechList();

            .append(mId)

        int length = techList.length;

            .append(" Tech [");

        for (int i = 0; i < length; i++) {

        for (int i : mTechList) {

            sb.append(techList[i]);

            sb.append(i)

            if (i < length - 1) {

            .append(", ");

                sb.append(", ");

            }

            }

        }

        sb.append("]");

        return sb.toString();

        return sb.toString();

    }

    }