Co robi TEST użycie. Konsola nonzero exit status. In shell scripts, you can use the alternate form.

Czy przydatne?

Polecenie test

Wykonanie, użycie: Evaluate an expression and, if its value is true, return a zero exit status; otherwise, return a nonzero exit status. In shell scripts, you can use the alternate form [expression] . This command is generally used with conditional constructs in shell programs. Also exists as a built-in in most shells

Opcje wykonania test w konsoli

Przykłady test działanie w Słownik polecenie T

Przykład TEST użycie :
Jak użyć TCP/IP command. Monitor incoming TCP/IP requests (such as those for telnet , ftp , finger , exec , rlogin ). Provide checking and logging services; then pass the request to the appropriate daemon co znaczy.
Przykład TEST użycie :
Jak użyć retrieve or set the processor affinity mask of either an existing process, given its PID, or to run a new a process, given its command name, with a specified affinity mask. The Linux scheduler will krzyżówka.
Przykład TEST użycie :
Jak użyć Trace route taken by packets to reach network host. traceroute attempts tracing by launching UDP probe packets with a small TTL (time-to-live), then listening for an ICMP time exceeded reply from a co to jest.
Przykład TEST użycie :
Jak użyć administration command. Tune the parameters of a Linux Second Extended Filesystem by adjusting various parameters. You must specify the device on which the filesystem resides; it must not be mounted słownik.
Przykład TEST użycie :
Jak użyć lines of a file, then wait for the file to grow. tailf is similar to tail -f , but it does nothing when the file is not growing. Useful for following a logfile, particularly on a laptop when you want czym jest.