A Bash cheat sheet

TABLE A.1: Shell cheat sheet
Command	Description
`cd`	Change directory `..` to parent directory `~` to home directory `-` to last visited directory
`ls`	List files in directory `-l` as list
`ssh <username>@<server address>`	Make a secure connection to server
`pwd`	Print working directory
`less <filename>`	Look at text file `h`elp for navigation `q`uit
`scp <source> <target>`	Copy files between local and server Give file path on server as `<user>@<server address>:<file path>`
`exit`	Close session (either to server or to local terminal)
`history`	Get list of command history Follow with `!<number>` to execute that corresponding command again `-a <filename>` save a history of your current session to a text file to document your work
`man <command>` `help <command>` `<command> --help`	Unfortunately, it is impossible to predict how to get help for a `<command>`, try any one of these until one works
`screen`	Create a virtual terminal that continues to run jobs even when your connection to the server terminates `-S <session name>` create a session with `<session name>` `-ls` list all running sessions `-r <session name>` resume a session To leave a session but keep it running, first `ctrl`+`a`ctivate commands to `screen`, then `d`etach