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 made the original thirty-two canvases available to the public through an arrangement with the National Gallery of Art in Washington, DC by placing them on permanent loan two days before Warhol's death. However, the original "Campbell's Soup Cans" is now a part of the Museum of Modern Art permanent collection. A print called "Campbell's Soup Cans II" is part of the permanent collection of the Museum of Contemporary Art in Chicago. "200 Campbell's Soup Cans", 1962 (Acrylic on canvas, 72 inches x 100 inches), in the private collection of John and Kimiko Powers is the largest single canvas of the