SHELL

gzip folder with tar

# gzip my-folder-name
#
# flags:
# 	z = filter the archive through gzip
# 	c = create a new archive
# 	v = verbosely list files processed
# 	f = use archive file or device ARCHIVE
#
# Example:
tar -zcvf my-filename.tar.gz my-folder-name

extract from tar gz into folder

mkdir foo
tar -xzf bar.tar.gz -C foo