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
Dog food (also known in the US as "kibble") or wet in cans. Dry food contains 6–10% moisture by volume, as compared to 60–90% in canned food. Semi-moist products typically run 25–35%. Dry food is both convenient and typically inexpensive, with over $8 billion worth being sold in 2010 – a 50% increase over just seven years earlier. Dry food processing is popular in the pet food industry as it is an efficient way to supply continuous production of feed in various variety as it is energy efficient, allows for large amounts of feed to be used, and is cost effective. To