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The new maps will provide the city with an updated tool to help ensure the safety of its citizens . American Colleges and universities were continuing to turn out the same percentage of scientists , engineers and advanced-degree technologists that they always had . The challenge was designing the facility to maintain the equipment using only robotic arms and other remote manipulators behind the safety of a 3-foot thick concrete wall . You must specify the username for the Postgres superuser for the database system you are initializing , either with the - - username option or by default to the USER environment variable . Also such models , combining efficiency and accuracy , are ideal to be used in the early stages of the design project .