This chapter shall be deemed to provide a complete, additional and alternative method for doing the things authorized thereby, and shall be regarded as supplemental and additional to the powers conferred by other laws. The issuance of bonds under the provisions of this chapter need not comply with the requirements of any other law applicable to the issuance of bonds. The purposes authorized hereby may be effectuated and bonds are authorized to be issued for any such purposes under this chapter notwithstanding that any other law may provide for such purposes or for the issuance of bonds for like purposes and without regard to the requirements, restrictions, limitations or other provisions contained in any other law. (Prior code § 8415)