Uruchomienie, wykonanie: head [options] [files]
Jak działa HEAD, co robi HEAD: Print the first few lines (default is 10) of one or more files. If files is missing or -, read from standard input. With more than one file, print a header for each file
Dostępne opcje, wywołanie HEAD: Print first num bytes or, if num is followed by b, k, or m, first num 512-byte blocks, 1-kilobyte blocks, or 1-megabyte blocks. Display help and then exit. Print first num lines. Default is 10. Quiet mode; never print headers giving filenames. Print filename headers, even for only one file. Output version information and then exit.
- Co znaczy :
- Definicja administration command. Print information about hosts or zones in DNS. Hosts may be IP addresses or hostnames; host converts IP addresses to hostnames by default and appends the local domain to hosts co znaczy.
- Co znaczy :
- Definicja System administration command: turns off the computer. Insert a note in the file /var/log/wtmp ; if the system is in runlevel 0 or 6, stop all processes; otherwise, call shutdown -h krzyżówka.
- Co znaczy :
- Definicja System administration command. Read or set the hard drive parameters. This command can be used to tune hard drive performance; it is mostly used with IDE drives, but can also be used with SCSI drives co to jest.
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- Definicja Print the ID number in hexadecimal of the current host słownik.
- Co znaczy :
- Definicja administration command. Read or set the hardware clock. This command maintains change information in /etc/adjtime , which can be used to adjust the clock based on how much it drifts over time czym jest.
Użycie HEAD zastosowanie komendy na linii poleceńw Słownik H .
