This is a draft cheat sheet. It is a work in progress and is not finished yet.
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Basic Navigation
pwd |
Where am I in the system. |
ls [path] |
Perform a listing of the given path or your current directory. Common options: -l, -h, -a |
cd [path] |
Change into the given path or into your home directory. |
Path |
A description of where a file or directory is on the filesystem. |
Absolute Path |
One beginning from the root of the file system (eg. /etc/sysconfig ). |
Relative Path |
One relative to where you currently are in the system (eg. Documents/music ). |
~ (tilde) |
Used in paths as a reference to your home directory (eg. ~/Documents ). |
. (dot) |
Used in paths as a reference to your current directory (eg. ./bin ). |
.. (dot dot) |
Used in paths as a reference to your current directories parent directory (eg. ../bin ). |
TAB completion |
Start typing and press TAB. The system will auto complete the path. Press TAB twice and it will show you your alternatives. |
Manual Pages
man <command> |
View the man page for a command. |
man -k <search term> |
Search for man pages containing the search term. |
Press q to exit man pages
More About Files
file [path] |
Find out what type of item a file or directory is. |
Spaces in names |
Put whole path in quotes ( " ) or a backslash ( \ ) in front of spaces. |
Hidden files and directories |
A name beginning with a . (dot) is considered hidden. |
Permissions
r (read) w (write) x (execute) |
Owner or User, Group and Others |
ls -l [path] |
View the permissions of a file or all items in a directory. |
chmod <permissions> <path> |
Change permissions. Permissions can be either shorthand (eg. 754) or longhand (eg. g+x). |
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