Command Line UtilitiesΒΆ
- alias – set aliases
- apropos – search the whatis database for strings
- bg – background
- bzip2 – a block-sorting file compressor
- cat – concatenate files and print on the standard output
- cd – change the current working directory to *directory*.
- chmod – change file access permissions
- clear – clear the terminal screen
- cp – copy files and directories
- cut – remove sections from each line of files
- date – print or set the system date and time
- df – report filesystem disk space usage
- diff – find differences between two files
- dirs – display the list of currently remembered directories
- du – estimate file space usage
- echo – display a line of text
- fg – foreground
- file – determine file type
- find – search for files in a directory hierarchy
- free – Display amount of free and used memory in the system
- ftp – ARPANET file transfer program
- grep – print lines matching a pattern
- gunzip – compress or expand files
- gzip – compress or expand files
- head – output the first part of files
- history – lists the history of entered commands
- jobs – list the active jobs
- killall – kill processes by name
- kill – terminate a process
- less – opposite of more
- ln – make links between files
- ls – list directory contents
- man – format and display the on-line manual pages
- mkdir – make directories
- more – file perusal filter for crt viewing
- mount – mount a file system
- mv – move (rename) files
- nl – number lines of files
- nohup – run a command immune to hangups, with output to a non-tty
- pandoc – general markup converter
- paste – merge lines of files
- popd – remove the top entry from the directory stack, and cd to the new top directory
- printenv – print all or part of environment
- ps – report process status
- pstree – display a tree of processes
- pushd – save the current directory on the top of the directory stack and then cd to dir
- pwd – print name of current/working directory
- quota – display disk usage and limits
- rmdir – remove empty directories
- rm – remove files or directories
- scp – secure copy
- sftp – Secure file transfer program
- sleep – delay for a specified amount of time
- sort – sort lines of text files.
- split – split a file into pieces
- ssh – OpenSSH SSH client
- stat – display file or filesystem status
- sudo – execute a command as another user
- su – run a shell with substitute user and group IDs
- tac – concatenate and print files in reverse
- tail – output the last part of files
- tar – The GNU version of the tar archiving utility
- tee – read from standard input and write to standard output and
- telnet – user interface to the TELNET protocol
- top – display top CPU processes
- touch – change file timestamps
- tr – translate or delete characters
- type – For each *name*, indicate how it would be interpreted if
- umount – umount file systems
- uniq – remove duplicate lines from a sorted file
- watch – execute a program periodically, showing output fullscreen
- wc – print the number of bytes, words, and lines in files
- wget – GNU Wget Manual
- which – shows the full path of (shell) commands.
- xargs – build and execute command lines from standard input