True and false (commands) 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 commands
Museum of Lithographed Tin Cans Museum of Lithographed Tin Cans The Museum of Lithographed Tin Cans is a museum in Grand-Hallet in the Hannuit area in Belgium. De tin cans dating from 1868 to date were collected since 1988 by Yvette Dardenne, who is the owner of the museum. It is the largest collection of lithographed tins in the world. Het collection is spread over three buildings and is sorted into themes s much as possible. Visiting the museum is only possible by appointment. A visit with a tour takes about two hours. For children there is also a mini-zoo. As of 2017 the collection