Co robi FILE użycie. Konsola usually /usr/share/magic ) to identify some file types uruchomić.

Czy przydatne?

Polecenie file

Wykonanie, użycie: Classify the named files according to the type of data they contain. file checks the magic file (usually /usr/share/magic) to identify some file types

Opcje wykonania file w konsoli

-b

Brief mode; do not prepend filenames to output lines.

 -c

Check the format of the magic file (files argument is invalid with -c). Usually used with -m.

 -f file

Read the names of files to be checked from file.

 -L

Follow symbolic links. By default, symbolic links are not followed.

 -m file

Search for file types in file instead of /usr/share/magic.

 -n

Flush standard output after checking a file.

 -s

Check files that are block or character special files in addition to checking ordinary files.

 -v

Print the version.

 -z

Attempt checking of compressed files.

Many file types are understood. Output lists each filename, followed by a brief classification such as:

ascii text c program text c-shell commands data empty iAPX 386 executable directory [nt] roff, tbl, or eqn input text shell commands symbolic link to ../usr/etc/arp

Przykłady file działanie w Słownik polecenie F

Przykład FILE użycie :
Jak użyć and from remote network site hostname . ftp prompts the user for a command. The commands are listed after the options. Some of the commands are toggles, meaning they turn on a feature when it is off co znaczy.
Przykład FILE użycie :
Jak użyć A null command that returns an unsuccessful (nonzero) exit status. Normally used in bash scripts. See also true krzyżówka.
Przykład FILE użycie :
Jak użyć Analyzer Generator) is a faster variant of lex . It generates a lexical analysis program (named lex.yy.c ) based on the regular expressions and C statements contained in one or more input files . See co to jest.
Przykład FILE użycie :
Jak użyć Print the number of the current virtual console. For example, if you are using /dev/tty1 , the command would return 1 słownik.
Przykład FILE użycie :
Jak użyć administration command. Call the filesystem checker for the appropriate system type to check and repair unmounted filesystems. If a filesystem is consistent, the number of files, number of blocks czym jest.