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
Campbell's Soup Cans painting other pop art, including Martinson's coffee cans, Coca-Cola bottles, S&H Green Stamps, and Campbell's Soup cans, he soon became known to many as the artist who painted celebrities. He returned to Blum's gallery to exhibit Elvis and Liz in October 1963. His fans Dennis Hopper and Brooke Hayward (Hopper's wife at the time) held a welcoming party for the event. Since Warhol gave no indication of a definitive ordering of the collection, the sequence chosen by MoMA (in the picture at the upper right of this article) in the display from their permanent collection reflects the chronological order in