| 1 | * Output of entire files | cat tac nl od base64 |
| 2 | * Formatting file contents | fmt pr fold |
| 3 | * Output of parts of files | head tail split csplit |
| 4 | * Summarizing files | wc sum cksum md5sum sha1sum sha2 |
| 5 | * Operating on sorted files | sort shuf uniq comm ptx tsort |
| 6 | * Operating on fields | cut paste join |
| 7 | * Operating on characters | tr expand unexpand |
| 8 | * Directory listing | ls dir vdir dircolors |
| 9 | * Basic operations | cp dd install mv rm shred |
| 10 | * Special file types | mkdir rmdir unlink mkfifo mknod ln link readlink |
| 11 | * Changing file attributes | chgrp chmod chown touch |
| 12 | * Disk usage | df du stat sync truncate |
| 13 | * Printing text | echo printf yes |
| 14 | * Conditions | false true test expr |
| 15 | * Redirection | tee |
| 16 | * File name manipulation | dirname basename pathchk mktemp |
| 17 | * Working context | pwd stty printenv tty |
| 18 | * User information | id logname whoami groups users who |
| 19 | * System context | date arch uname hostname hostid uptime |
| 20 | * SELinux context | chcon runcon |
| 21 | * Modified command invocation | chroot env nice nohup stdbuf su timeout |
| 22 | * Process control | kill |
| 23 | * Delaying | sleep |
| 24 | * Numeric operations | factor seq |
| 25 | * File permissions | Access modes |
| 26 | * Date input formats | Specifying date strings |
11 Basic operations
*******************
This chapter describes the commands for basic file manipulation:
copying, moving (renaming), and deleting (removing).
* Menu:
* cp invocation:: Copy files.
* dd invocation:: Convert and copy a file.
* install invocation:: Copy files and set attributes.
* mv invocation:: Move (rename) files.
* rm invocation:: Remove files or directories.
* shred invocation:: Remove files more securely.