A computer implemented method for automatically fixing a security vulnerability in a source code. To aid in deploying the needle, a visual needle guide is projected on to the image prior to needle deployment. The user operation executed regarding the DVHS operation screen are notified from the DTV to the DVHS, so the DTV can execute control corresponding to the operations of the user, without transmitting commands for directly controlling the DVHS. 0 mm thick so that it can be rolled up. The construction method permits the crane to be positioned on an assembled portion of the elevated roadway, while constructing the remaining portion of the elevated roadway. In the normal mode, the compressor andor the expansion valve might be controlled in response to the amount of superheat of the refrigerant leaving the evaporator or the level of liquid refrigerant in the evaporator.