Unix_Shell_cheat_sheet.md

Unix Shell cheat sheet

• ls - lists file
• man - shows the manual for a command; use arrrow keys to scroll up and down, q to quit
• pwd - shows the present work directory
• cd - change directory
• echo - write a string to the standard output
• touch - creates an empty file
• cp - copys files and/or folder
• mv - moves files and/or folder
• rm - removes files and/or folder
• less / more - pager programs to open a plain text file interactively; use arrrow keys to scroll up and down, q to quit
• cat - writes the content of one or more file to the standard output
• head - shows the first lines (per default 10) lines of a text file
• tail - shows the last lines (per default 10) lines of a text file
• cut - returns column of a text file
• wc - word count, counts number of characters, words, and lines of a text file
• sort - sorts text
• uniq - removes redundancies from sorted list of lines
• grep - extracts line of a file that match a pattern