26 Jul 2025
Basic Utilities
ls
-- direcory listing
rm
-- Remove (delete) file(s)
mv
-- Move (rename) file
emacs
-- A text editor (and the rest)
tar
-- Archiving utility
tar xf filename.tar
-- Unpack an archive
tar zxf filename.tar.gz
-- Unpack a compressed
archive
tar cf filename.tar myDirectory
-- Create an
archive containing all the files in myDirectory
gzip
-- A compression/decompression utility
grep
-- Search for a string (actually a "regular
expression") within files
more
-- Display text a page at a time
find
-- Find files matching certain criteria
sed
-- Stream editor
file
-- Identify type of file