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
Dog food is misleading as it can include dead or dying animals or carcasses rejected from the human food chain and is not the same as USDA inspected, approved, or certified, which are FDA approved for human consumption. Dry dog food (kibbles) is most often packed in multi-wall paper bags, sometimes with a plastic film layer; similar bag styles with film laminates or coextrusions are also used. Wet dog food is often packed in aluminum cans or steel cans. Packaging regulations for dog food are often very similar to corresponding regulations for human foods. Raw feeding is the practice of feeding domestic