User:Amitcsknit

These are some helpful commands for Unix
ls command (only useful options)
 * -l	Shows you huge amounts of information (permissions, owners, size, and when last modified
 * -t	Shows you the files in modification time
 * -a	Shows you all files, even files that are hidden (these files begin with a dot)
 * -r	Reverses the order of how the files are displayed
 * -d	If an argument is a directory it only lists its name not its contents
 * -1	Print one entry per line of output.
 * -F	Mark directories with a trailing slash (/), doors with a trailing greater-than sign (>), executable files with a trailing asterisk (*),symbolic     links with a trailing at-sign (@), and AF_Unix address family sockets with a trailing equals sign (=)
 * -F	Mark directories with a trailing slash (/), doors with a trailing greater-than sign (>), executable files with a trailing asterisk (*),symbolic     links with a trailing at-sign (@), and AF_Unix address family sockets with a trailing equals sign (=)


 * -d */ Only list the directories in the current directory
 * */   List the contents of all sub directories
 * ../  List the contents of the parent directory
 * /    List the contents of your root directory
 * ~ List the contents of your home directory by adding a tilde after the ls command


 * chsh command: it will ask from you for change UNIX shell.