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New page: A small Linux cheat sheet, introducing the very basic and very essential commands for surviving at the Linux CLI. ===Moving around in the file system=== '''Command Action''' pwd ...
A small Linux cheat sheet, introducing the very basic and very essential commands for surviving at the Linux CLI.
===Moving around in the file system===
'''Command Action'''
pwd "Print working directory" - show what dir you're in.
ls List the contents of a dir.
ls -l List the contents of a dir and show additional info of the files.
ls -a List all files, including hidden files.
cd Change directory.
cd .. Go to the parent directory.
===Examining files===
'''Command Action'''
file Determine the type of a file.
cat Concatenate a file.
less View text files and paginate them if needed.
===Manipulating files and directories===
'''Command Action'''
cp Copy a file.
cp -i Copy a file and ask before overwriting.
cp -r Copy a directory with its contents.
mv Move or rename a file.
mv -i Move or rename a file and ask before overwriting.
rm Remove a file.
rm -r Remove a directory with its contents.
rm -i Ask before removing a file. Good to use with the -r option.
mkdir Make a directory.
rmdir Remove an empty directory.
===Files and directory Permissions===
'''Command Action'''
chown Change ownership
chgrp Change group
chmod Change permissions
===Moving around in the file system===
'''Command Action'''
pwd "Print working directory" - show what dir you're in.
ls List the contents of a dir.
ls -l List the contents of a dir and show additional info of the files.
ls -a List all files, including hidden files.
cd Change directory.
cd .. Go to the parent directory.
===Examining files===
'''Command Action'''
file Determine the type of a file.
cat Concatenate a file.
less View text files and paginate them if needed.
===Manipulating files and directories===
'''Command Action'''
cp Copy a file.
cp -i Copy a file and ask before overwriting.
cp -r Copy a directory with its contents.
mv Move or rename a file.
mv -i Move or rename a file and ask before overwriting.
rm Remove a file.
rm -r Remove a directory with its contents.
rm -i Ask before removing a file. Good to use with the -r option.
mkdir Make a directory.
rmdir Remove an empty directory.
===Files and directory Permissions===
'''Command Action'''
chown Change ownership
chgrp Change group
chmod Change permissions
