Basic Ubuntu Commands
After having a brief introduction on Ubuntu, here is a list of basic Ubuntu commands. Please note, this is not a complete list, however, these commands should be more than enough for beginners.
| COMMANDS | DESCRIPTION |
| alias | create names or abbreviations for commands |
| apropos | search the manual page names and descriptions |
| cal | displays a calendar |
| cat | concatenate files and print on the standard output |
| cd | change directory |
| bc | An arbitrary precision calculator language |
| date | print or set the system date and time |
| dd | convert and copy a file |
| du | estimate file space usage |
| chgrp | change group ownership |
| chmod | change file access permissions |
| cksum | checksum and count the bytes in a file |
| nl | number lines of files |
| tee | read from standard input and write to standard output and files |
| time | run programs and summarize system resource usage |
| touch | change file timestamps |
| vim | Vi IM proved, a programmers text editor |
| watch | execute a program periodically, showing output full screen |
| wc | print newline, word, and byte counts for each file |
| whoami | print effective user_id |
| od | dump files in octal and other formats |
| cp | copy files and directories |
| csplit | split a file into sections determined by context lines |
| egrep | print lines matching a pattern |
| export | set an environment variable |
| fgrep | print lines matching a pattern |
| find | search for files in a directory hierarchy |
| fold | wrap each input line to fit in specified width |
| grep | print lines matching a pattern |
| head | output the first part of files |
| rm | remove files or directories |
| scp | secure copy |
| ssh | Open SSH client |
| tail | output the last part of files |
| tar | The GNU version of the tar archiving utility |
| join | join lines of two files on a common field |
| logrotate | rotates, compresses, and mails system logs |
| ls | list directory contents |
| mkdir | make directories |
| mv | move/rename files |
| mount | mount a file system |
| pwd | print name of current/working directory |
| rgrep | print lines matching a pattern |
| yes | output a string repeatedly until killed |
Please contact me using “contact me” section or drop a comment to know more about any command or you can also drop your suggestions.
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