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 the named files so that they are no wider than the specified width. fold breaks lines exactly at the specified width, even in the middle of a word. Reads from standard input when given - as a file co znaczy.
Przykład FILE użycie :
Jak użyć input into mailbox format. Useful for splitting mail digests or passing the contents of a mail file to another program, such as a spam filter, for additional processing. If no sender is apparent krzyżówka.
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 co to jest.
Przykład FILE użycie :
Jak użyć administration command. fdisk displays information about disk partitions, creates and deletes disk partitions, and changes the active partition. It is possible to assign a different operating system słownik.
Przykład FILE użycie :
Jak użyć display the prime factors of number n . If n is not specified, numbers are read from stdin, separated by commas, spaces, or tabs. This may take a very long time for numbers that are the product of czym jest.