True and false (commands) Bash: True and false (commands) In Unix-like operating systems, codice_1 and codice_2 are commands whose only function is to always return with a predetermined exit status. Programmers and scripts often use the exit status of a command to assess success (exit status zero) or failure (non-zero) of the command. The codice_1 and codice_2 commands represent the logical values of command success, because "true" returns 0, and "false" returns 1. The commands are usually employed in conditional statements and loops of shell scripts. For example, the following shell script repeats the "echo hello" loop until interrupted: while true do done The
Val de Cans International Airport site where an airport was to be built. The Directorate of Civil Aeronautics, an agency of the Ministry of Traffic and Public Works, would be in charge of the work. Val de Cans began its history as land track running along the east/west axis with 1,200m. The facility comprised a courtyard, a hangar and a parking structure of concrete for military aircraft, which later became known as "Yellow Hangar." With the outbreak of World War II air bases and airports located on the Brazilian coast became immensely important in the support of transportation of aircraft, personnel and equipment across the